65440380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 191213568

約数和(自身を除く): 125773188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 151, 155, 186, 233, 302, 310, 372, 453, 465, 466, 604, 620, 699, 755, 906, 930, 932, 1165, 1398, 1510, 1812, 1860, 2265, 2330, 2796, 3020, 3495, 4530, 4660, 4681, 6990, 7223, 9060, 9362, 13980, 14043, 14446, 18724, 21669, 23405, 28086, 28892, 35183, 36115, 43338, 46810, 56172, 70215, 70366, 72230, 86676, 93620, 105549, 108345, 140430, 140732, 144460, 175915, 211098, 216690, 280860, 351830, 422196, 433380, 527745, 703660, 1055490, 1090673, 2110980, 2181346, 3272019, 4362692, 5453365, 6544038, 10906730, 13088076, 16360095, 21813460, 32720190, 65440380]

約数ペア:

[(1, 65440380), (2, 32720190), (3, 21813460), (4, 16360095), (5, 13088076), (6, 10906730), (10, 6544038), (12, 5453365), (15, 4362692), (20, 3272019), (30, 2181346), (31, 2110980), (60, 1090673), (62, 1055490), (93, 703660), (124, 527745), (151, 433380), (155, 422196), (186, 351830), (233, 280860), (302, 216690), (310, 211098), (372, 175915), (453, 144460), (465, 140732), (466, 140430), (604, 108345), (620, 105549), (699, 93620), (755, 86676), (906, 72230), (930, 70366), (932, 70215), (1165, 56172), (1398, 46810), (1510, 43338), (1812, 36115), (1860, 35183), (2265, 28892), (2330, 28086), (2796, 23405), (3020, 21669), (3495, 18724), (4530, 14446), (4660, 14043), (4681, 13980), (6990, 9362), (7223, 9060)]