290489220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 384

約数和(自身を含む): 1111326720

約数和(自身を除く): 820837500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 37, 42, 45, 54, 60, 62, 63, 67, 70, 74, 84, 90, 93, 105, 108, 111, 124, 126, 134, 135, 140, 148, 155, 180, 185, 186, 189, 201, 210, 217, 222, 252, 259, 268, 270, 279, 310, 315, 333, 335, 370, 372, 378, 402, 420, 434, 444, 465, 469, 518, 540, 555, 558, 603, 620, 630, 651, 666, 670, 740, 756, 777, 804, 837, 868, 930, 938, 945, 999, 1005, 1036, 1085, 1110, 1116, 1147, 1206, 1260, 1295, 1302, 1332, 1340, 1395, 1407, 1554, 1665, 1674, 1809, 1860, 1876, 1890, 1953, 1998, 2010, 2077, 2170, 2220, 2294, 2331, 2345, 2412, 2479, 2590, 2604, 2790, 2814, 3015, 3108, 3255, 3330, 3348, 3441, 3618, 3780, 3885, 3906, 3996, 4020, 4154, 4185, 4221, 4340, 4588, 4662, 4690, 4958, 4995, 5180, 5580, 5628, 5735, 5859, 6030, 6231, 6510, 6660, 6882, 6993, 7035, 7236, 7437, 7770, 7812, 8029, 8308, 8370, 8442, 9045, 9324, 9380, 9765, 9916, 9990, 10323, 10385, 11470, 11655, 11718, 12060, 12395, 12462, 12663, 13020, 13764, 13986, 14070, 14539, 14874, 15540, 16058, 16740, 16884, 17205, 17353, 18090, 18693, 19530, 19980, 20646, 20770, 21105, 22311, 22940, 23310, 23436, 24087, 24790, 24924, 25326, 27972, 28140, 29078, 29295, 29748, 30969, 31155, 32116, 34410, 34706, 34965, 36180, 37185, 37386, 39060, 40145, 41292, 41540, 42210, 43617, 44622, 46620, 48174, 49580, 50652, 51615, 52059, 56079, 58156, 58590, 61938, 62310, 63315, 66933, 68820, 69412, 69930, 72261, 72695, 74370, 74772, 76849, 80290, 84420, 86765, 87234, 89244, 93465, 96348, 103230, 104118, 111555, 112158, 117180, 120435, 123876, 124620, 126630, 130851, 133866, 139860, 144522, 145390, 148740, 153698, 154845, 156177, 160580, 173530, 174468, 186930, 206460, 208236, 216783, 218085, 223110, 224316, 230547, 240870, 253260, 260295, 261702, 267732, 280395, 289044, 290780, 307396, 309690, 312354, 334665, 347060, 361305, 373860, 384245, 392553, 433566, 436170, 446220, 461094, 468531, 481740, 520590, 523404, 537943, 560790, 619380, 624708, 654255, 669330, 691641, 722610, 768490, 780885, 785106, 867132, 872340, 922188, 937062, 1041180, 1075886, 1083915, 1121580, 1152735, 1308510, 1338660, 1383282, 1445220, 1536980, 1561770, 1570212, 1613829, 1874124, 1962765, 2074923, 2151772, 2167830, 2305470, 2342655, 2617020, 2689715, 2766564, 3123540, 3227658, 3458205, 3925530, 4149846, 4335660, 4610940, 4685310, 4841487, 5379430, 6455316, 6916410, 7851060, 8069145, 8299692, 9370620, 9682974, 10374615, 10758860, 13832820, 14524461, 16138290, 19365948, 20749230, 24207435, 29048922, 32276580, 41498460, 48414870, 58097844, 72622305, 96829740, 145244610, 290489220]

約数ペア:

[(1, 290489220), (2, 145244610), (3, 96829740), (4, 72622305), (5, 58097844), (6, 48414870), (7, 41498460), (9, 32276580), (10, 29048922), (12, 24207435), (14, 20749230), (15, 19365948), (18, 16138290), (20, 14524461), (21, 13832820), (27, 10758860), (28, 10374615), (30, 9682974), (31, 9370620), (35, 8299692), (36, 8069145), (37, 7851060), (42, 6916410), (45, 6455316), (54, 5379430), (60, 4841487), (62, 4685310), (63, 4610940), (67, 4335660), (70, 4149846), (74, 3925530), (84, 3458205), (90, 3227658), (93, 3123540), (105, 2766564), (108, 2689715), (111, 2617020), (124, 2342655), (126, 2305470), (134, 2167830), (135, 2151772), (140, 2074923), (148, 1962765), (155, 1874124), (180, 1613829), (185, 1570212), (186, 1561770), (189, 1536980), (201, 1445220), (210, 1383282), (217, 1338660), (222, 1308510), (252, 1152735), (259, 1121580), (268, 1083915), (270, 1075886), (279, 1041180), (310, 937062), (315, 922188), (333, 872340), (335, 867132), (370, 785106), (372, 780885), (378, 768490), (402, 722610), (420, 691641), (434, 669330), (444, 654255), (465, 624708), (469, 619380), (518, 560790), (540, 537943), (555, 523404), (558, 520590), (603, 481740), (620, 468531), (630, 461094), (651, 446220), (666, 436170), (670, 433566), (740, 392553), (756, 384245), (777, 373860), (804, 361305), (837, 347060), (868, 334665), (930, 312354), (938, 309690), (945, 307396), (999, 290780), (1005, 289044), (1036, 280395), (1085, 267732), (1110, 261702), (1116, 260295), (1147, 253260), (1206, 240870), (1260, 230547), (1295, 224316), (1302, 223110), (1332, 218085), (1340, 216783), (1395, 208236), (1407, 206460), (1554, 186930), (1665, 174468), (1674, 173530), (1809, 160580), (1860, 156177), (1876, 154845), (1890, 153698), (1953, 148740), (1998, 145390), (2010, 144522), (2077, 139860), (2170, 133866), (2220, 130851), (2294, 126630), (2331, 124620), (2345, 123876), (2412, 120435), (2479, 117180), (2590, 112158), (2604, 111555), (2790, 104118), (2814, 103230), (3015, 96348), (3108, 93465), (3255, 89244), (3330, 87234), (3348, 86765), (3441, 84420), (3618, 80290), (3780, 76849), (3885, 74772), (3906, 74370), (3996, 72695), (4020, 72261), (4154, 69930), (4185, 69412), (4221, 68820), (4340, 66933), (4588, 63315), (4662, 62310), (4690, 61938), (4958, 58590), (4995, 58156), (5180, 56079), (5580, 52059), (5628, 51615), (5735, 50652), (5859, 49580), (6030, 48174), (6231, 46620), (6510, 44622), (6660, 43617), (6882, 42210), (6993, 41540), (7035, 41292), (7236, 40145), (7437, 39060), (7770, 37386), (7812, 37185), (8029, 36180), (8308, 34965), (8370, 34706), (8442, 34410), (9045, 32116), (9324, 31155), (9380, 30969), (9765, 29748), (9916, 29295), (9990, 29078), (10323, 28140), (10385, 27972), (11470, 25326), (11655, 24924), (11718, 24790), (12060, 24087), (12395, 23436), (12462, 23310), (12663, 22940), (13020, 22311), (13764, 21105), (13986, 20770), (14070, 20646), (14539, 19980), (14874, 19530), (15540, 18693), (16058, 18090), (16740, 17353), (16884, 17205)]