78276240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 320

約数和(自身を含む): 319979520

約数和(自身を除く): 241703280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 167, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 334, 336, 360, 372, 378, 420, 432, 434, 465, 496, 501, 504, 540, 558, 560, 620, 630, 651, 668, 720, 744, 756, 835, 837, 840, 868, 930, 945, 1002, 1008, 1080, 1085, 1116, 1169, 1240, 1260, 1302, 1336, 1395, 1488, 1503, 1512, 1670, 1674, 1680, 1736, 1860, 1890, 1953, 2004, 2160, 2170, 2232, 2338, 2480, 2505, 2520, 2604, 2672, 2790, 3006, 3024, 3255, 3340, 3348, 3472, 3507, 3720, 3780, 3906, 4008, 4185, 4340, 4464, 4509, 4676, 5010, 5040, 5177, 5208, 5580, 5845, 5859, 6012, 6510, 6680, 6696, 7014, 7440, 7515, 7560, 7812, 8016, 8370, 8680, 9018, 9352, 9765, 10020, 10354, 10416, 10521, 11160, 11690, 11718, 12024, 13020, 13360, 13392, 14028, 15030, 15120, 15531, 15624, 16740, 17360, 17535, 18036, 18704, 19530, 20040, 20708, 21042, 22320, 22545, 23380, 23436, 24048, 25885, 26040, 28056, 29295, 30060, 31062, 31248, 31563, 33480, 35070, 36072, 36239, 39060, 40080, 41416, 42084, 45090, 46593, 46760, 46872, 51770, 52080, 52605, 56112, 58590, 60120, 62124, 63126, 66960, 70140, 72144, 72478, 77655, 78120, 82832, 84168, 90180, 93186, 93520, 93744, 103540, 105210, 108717, 117180, 120240, 124248, 126252, 139779, 140280, 144956, 155310, 156240, 157815, 168336, 180360, 181195, 186372, 207080, 210420, 217434, 232965, 234360, 248496, 252504, 279558, 280560, 289912, 310620, 315630, 326151, 360720, 362390, 372744, 414160, 420840, 434868, 465930, 468720, 505008, 543585, 559116, 579824, 621240, 631260, 652302, 698895, 724780, 745488, 841680, 869736, 931860, 978453, 1087170, 1118232, 1242480, 1262520, 1304604, 1397790, 1449560, 1630755, 1739472, 1863720, 1956906, 2174340, 2236464, 2525040, 2609208, 2795580, 2899120, 3261510, 3727440, 3913812, 4348680, 4892265, 5218416, 5591160, 6523020, 7827624, 8697360, 9784530, 11182320, 13046040, 15655248, 19569060, 26092080, 39138120, 78276240]

約数ペア:

[(1, 78276240), (2, 39138120), (3, 26092080), (4, 19569060), (5, 15655248), (6, 13046040), (7, 11182320), (8, 9784530), (9, 8697360), (10, 7827624), (12, 6523020), (14, 5591160), (15, 5218416), (16, 4892265), (18, 4348680), (20, 3913812), (21, 3727440), (24, 3261510), (27, 2899120), (28, 2795580), (30, 2609208), (31, 2525040), (35, 2236464), (36, 2174340), (40, 1956906), (42, 1863720), (45, 1739472), (48, 1630755), (54, 1449560), (56, 1397790), (60, 1304604), (62, 1262520), (63, 1242480), (70, 1118232), (72, 1087170), (80, 978453), (84, 931860), (90, 869736), (93, 841680), (105, 745488), (108, 724780), (112, 698895), (120, 652302), (124, 631260), (126, 621240), (135, 579824), (140, 559116), (144, 543585), (155, 505008), (167, 468720), (168, 465930), (180, 434868), (186, 420840), (189, 414160), (210, 372744), (216, 362390), (217, 360720), (240, 326151), (248, 315630), (252, 310620), (270, 289912), (279, 280560), (280, 279558), (310, 252504), (315, 248496), (334, 234360), (336, 232965), (360, 217434), (372, 210420), (378, 207080), (420, 186372), (432, 181195), (434, 180360), (465, 168336), (496, 157815), (501, 156240), (504, 155310), (540, 144956), (558, 140280), (560, 139779), (620, 126252), (630, 124248), (651, 120240), (668, 117180), (720, 108717), (744, 105210), (756, 103540), (835, 93744), (837, 93520), (840, 93186), (868, 90180), (930, 84168), (945, 82832), (1002, 78120), (1008, 77655), (1080, 72478), (1085, 72144), (1116, 70140), (1169, 66960), (1240, 63126), (1260, 62124), (1302, 60120), (1336, 58590), (1395, 56112), (1488, 52605), (1503, 52080), (1512, 51770), (1670, 46872), (1674, 46760), (1680, 46593), (1736, 45090), (1860, 42084), (1890, 41416), (1953, 40080), (2004, 39060), (2160, 36239), (2170, 36072), (2232, 35070), (2338, 33480), (2480, 31563), (2505, 31248), (2520, 31062), (2604, 30060), (2672, 29295), (2790, 28056), (3006, 26040), (3024, 25885), (3255, 24048), (3340, 23436), (3348, 23380), (3472, 22545), (3507, 22320), (3720, 21042), (3780, 20708), (3906, 20040), (4008, 19530), (4185, 18704), (4340, 18036), (4464, 17535), (4509, 17360), (4676, 16740), (5010, 15624), (5040, 15531), (5177, 15120), (5208, 15030), (5580, 14028), (5845, 13392), (5859, 13360), (6012, 13020), (6510, 12024), (6680, 11718), (6696, 11690), (7014, 11160), (7440, 10521), (7515, 10416), (7560, 10354), (7812, 10020), (8016, 9765), (8370, 9352), (8680, 9018)]