404427240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 288

約数和(自身を含む): 1561472640

約数和(自身を除く): 1157045400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 167, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 334, 360, 372, 420, 434, 465, 501, 504, 558, 620, 630, 651, 668, 744, 835, 840, 868, 930, 961, 1002, 1085, 1116, 1169, 1240, 1260, 1302, 1336, 1395, 1503, 1670, 1736, 1860, 1922, 1953, 2004, 2170, 2232, 2338, 2505, 2520, 2604, 2790, 2883, 3006, 3255, 3340, 3507, 3720, 3844, 3906, 4008, 4340, 4676, 4805, 5010, 5177, 5208, 5580, 5766, 5845, 6012, 6510, 6680, 6727, 7014, 7515, 7688, 7812, 8649, 8680, 9352, 9610, 9765, 10020, 10354, 10521, 11160, 11532, 11690, 12024, 13020, 13454, 14028, 14415, 15030, 15531, 15624, 17298, 17535, 19220, 19530, 20040, 20181, 20708, 21042, 23064, 23380, 25885, 26040, 26908, 28056, 28830, 30060, 31062, 33635, 34596, 35070, 36239, 38440, 39060, 40362, 41416, 42084, 43245, 46593, 46760, 51770, 52605, 53816, 57660, 60120, 60543, 62124, 67270, 69192, 70140, 72478, 77655, 78120, 80724, 84168, 86490, 93186, 100905, 103540, 105210, 108717, 115320, 121086, 124248, 134540, 140280, 144956, 155310, 160487, 161448, 172980, 181195, 186372, 201810, 207080, 210420, 217434, 232965, 242172, 269080, 289912, 302715, 310620, 320974, 326151, 345960, 362390, 372744, 403620, 420840, 434868, 465930, 481461, 484344, 543585, 605430, 621240, 641948, 652302, 724780, 802435, 807240, 869736, 931860, 962922, 1087170, 1123409, 1210860, 1283896, 1304604, 1444383, 1449560, 1604870, 1630755, 1863720, 1925844, 2174340, 2246818, 2407305, 2421720, 2609208, 2888766, 3209740, 3261510, 3370227, 3851688, 4348680, 4493636, 4814610, 5617045, 5777532, 6419480, 6523020, 6740454, 7221915, 8987272, 9629220, 10110681, 11234090, 11555064, 13046040, 13480908, 14443830, 16851135, 19258440, 20221362, 22468180, 26961816, 28887660, 33702270, 40442724, 44936360, 50553405, 57775320, 67404540, 80885448, 101106810, 134809080, 202213620, 404427240]

約数ペア:

[(1, 404427240), (2, 202213620), (3, 134809080), (4, 101106810), (5, 80885448), (6, 67404540), (7, 57775320), (8, 50553405), (9, 44936360), (10, 40442724), (12, 33702270), (14, 28887660), (15, 26961816), (18, 22468180), (20, 20221362), (21, 19258440), (24, 16851135), (28, 14443830), (30, 13480908), (31, 13046040), (35, 11555064), (36, 11234090), (40, 10110681), (42, 9629220), (45, 8987272), (56, 7221915), (60, 6740454), (62, 6523020), (63, 6419480), (70, 5777532), (72, 5617045), (84, 4814610), (90, 4493636), (93, 4348680), (105, 3851688), (120, 3370227), (124, 3261510), (126, 3209740), (140, 2888766), (155, 2609208), (167, 2421720), (168, 2407305), (180, 2246818), (186, 2174340), (210, 1925844), (217, 1863720), (248, 1630755), (252, 1604870), (279, 1449560), (280, 1444383), (310, 1304604), (315, 1283896), (334, 1210860), (360, 1123409), (372, 1087170), (420, 962922), (434, 931860), (465, 869736), (501, 807240), (504, 802435), (558, 724780), (620, 652302), (630, 641948), (651, 621240), (668, 605430), (744, 543585), (835, 484344), (840, 481461), (868, 465930), (930, 434868), (961, 420840), (1002, 403620), (1085, 372744), (1116, 362390), (1169, 345960), (1240, 326151), (1260, 320974), (1302, 310620), (1336, 302715), (1395, 289912), (1503, 269080), (1670, 242172), (1736, 232965), (1860, 217434), (1922, 210420), (1953, 207080), (2004, 201810), (2170, 186372), (2232, 181195), (2338, 172980), (2505, 161448), (2520, 160487), (2604, 155310), (2790, 144956), (2883, 140280), (3006, 134540), (3255, 124248), (3340, 121086), (3507, 115320), (3720, 108717), (3844, 105210), (3906, 103540), (4008, 100905), (4340, 93186), (4676, 86490), (4805, 84168), (5010, 80724), (5177, 78120), (5208, 77655), (5580, 72478), (5766, 70140), (5845, 69192), (6012, 67270), (6510, 62124), (6680, 60543), (6727, 60120), (7014, 57660), (7515, 53816), (7688, 52605), (7812, 51770), (8649, 46760), (8680, 46593), (9352, 43245), (9610, 42084), (9765, 41416), (10020, 40362), (10354, 39060), (10521, 38440), (11160, 36239), (11532, 35070), (11690, 34596), (12024, 33635), (13020, 31062), (13454, 30060), (14028, 28830), (14415, 28056), (15030, 26908), (15531, 26040), (15624, 25885), (17298, 23380), (17535, 23064), (19220, 21042), (19530, 20708), (20040, 20181)]