457174980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81931}}^1$

素因数の和:81977

約数の個数: 72

約数和(自身を含む): 1431515904

約数和(自身を除く): 974340924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 81931, 163862, 245793, 327724, 409655, 491586, 737379, 819310, 983172, 1228965, 1474758, 1638620, 2457930, 2539861, 2949516, 3686895, 4915860, 5079722, 7373790, 7619583, 10159444, 12699305, 14747580, 15239166, 22858749, 25398610, 30478332, 38097915, 45717498, 50797220, 76195830, 91434996, 114293745, 152391660, 228587490, 457174980]

約数ペア:

[(1, 457174980), (2, 228587490), (3, 152391660), (4, 114293745), (5, 91434996), (6, 76195830), (9, 50797220), (10, 45717498), (12, 38097915), (15, 30478332), (18, 25398610), (20, 22858749), (30, 15239166), (31, 14747580), (36, 12699305), (45, 10159444), (60, 7619583), (62, 7373790), (90, 5079722), (93, 4915860), (124, 3686895), (155, 2949516), (180, 2539861), (186, 2457930), (279, 1638620), (310, 1474758), (372, 1228965), (465, 983172), (558, 819310), (620, 737379), (930, 491586), (1116, 409655), (1395, 327724), (1860, 245793), (2790, 163862), (5580, 81931)]