400472280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85571}}^1$

素因数の和:85601

約数の個数: 96

約数和(自身を含む): 1401669360

約数和(自身を除く): 1001197080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 85571, 171142, 256713, 342284, 427855, 513426, 684568, 770139, 855710, 1026852, 1112423, 1283565, 1540278, 1711420, 2053704, 2224846, 2567130, 3080556, 3337269, 3422840, 3850695, 4449692, 5134260, 5562115, 6161112, 6674538, 7701390, 8899384, 10011807, 10268520, 11124230, 13349076, 15402780, 16686345, 20023614, 22248460, 26698152, 30805560, 33372690, 40047228, 44496920, 50059035, 66745380, 80094456, 100118070, 133490760, 200236140, 400472280]

約数ペア:

[(1, 400472280), (2, 200236140), (3, 133490760), (4, 100118070), (5, 80094456), (6, 66745380), (8, 50059035), (9, 44496920), (10, 40047228), (12, 33372690), (13, 30805560), (15, 26698152), (18, 22248460), (20, 20023614), (24, 16686345), (26, 15402780), (30, 13349076), (36, 11124230), (39, 10268520), (40, 10011807), (45, 8899384), (52, 7701390), (60, 6674538), (65, 6161112), (72, 5562115), (78, 5134260), (90, 4449692), (104, 3850695), (117, 3422840), (120, 3337269), (130, 3080556), (156, 2567130), (180, 2224846), (195, 2053704), (234, 1711420), (260, 1540278), (312, 1283565), (360, 1112423), (390, 1026852), (468, 855710), (520, 770139), (585, 684568), (780, 513426), (936, 427855), (1170, 342284), (1560, 256713), (2340, 171142), (4680, 85571)]