87913980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6343}}^1$

素因数の和:6376

約数の個数: 144

約数和(自身を含む): 332527104

約数和(自身を除く): 244613124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6343, 6930, 12686, 13860, 19029, 25372, 31715, 38058, 44401, 57087, 63430, 69773, 76116, 88802, 95145, 114174, 126860, 133203, 139546, 177604, 190290, 209319, 222005, 228348, 266406, 279092, 285435, 348865, 380580, 399609, 418638, 444010, 488411, 532812, 570870, 627957, 666015, 697730, 799218, 837276, 888020, 976822, 1046595, 1141740, 1255914, 1332030, 1395460, 1465233, 1598436, 1953644, 1998045, 2093190, 2442055, 2511828, 2664060, 2930466, 3139785, 3996090, 4186380, 4395699, 4884110, 5860932, 6279570, 7326165, 7992180, 8791398, 9768220, 12559140, 14652330, 17582796, 21978495, 29304660, 43956990, 87913980]

約数ペア:

[(1, 87913980), (2, 43956990), (3, 29304660), (4, 21978495), (5, 17582796), (6, 14652330), (7, 12559140), (9, 9768220), (10, 8791398), (11, 7992180), (12, 7326165), (14, 6279570), (15, 5860932), (18, 4884110), (20, 4395699), (21, 4186380), (22, 3996090), (28, 3139785), (30, 2930466), (33, 2664060), (35, 2511828), (36, 2442055), (42, 2093190), (44, 1998045), (45, 1953644), (55, 1598436), (60, 1465233), (63, 1395460), (66, 1332030), (70, 1255914), (77, 1141740), (84, 1046595), (90, 976822), (99, 888020), (105, 837276), (110, 799218), (126, 697730), (132, 666015), (140, 627957), (154, 570870), (165, 532812), (180, 488411), (198, 444010), (210, 418638), (220, 399609), (231, 380580), (252, 348865), (308, 285435), (315, 279092), (330, 266406), (385, 228348), (396, 222005), (420, 209319), (462, 190290), (495, 177604), (630, 139546), (660, 133203), (693, 126860), (770, 114174), (924, 95145), (990, 88802), (1155, 76116), (1260, 69773), (1386, 63430), (1540, 57087), (1980, 44401), (2310, 38058), (2772, 31715), (3465, 25372), (4620, 19029), (6343, 13860), (6930, 12686)]