203485940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 506736384

約数和(自身を除く): 303250444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 163, 185, 241, 259, 326, 370, 482, 518, 652, 740, 815, 964, 1036, 1141, 1205, 1295, 1630, 1687, 2282, 2410, 2590, 3260, 3374, 4564, 4820, 5180, 5705, 6031, 6748, 8435, 8917, 11410, 12062, 16870, 17834, 22820, 24124, 30155, 33740, 35668, 39283, 42217, 44585, 60310, 62419, 78566, 84434, 89170, 120620, 124838, 157132, 168868, 178340, 196415, 211085, 249676, 274981, 312095, 392830, 422170, 549962, 624190, 785660, 844340, 1099924, 1248380, 1374905, 1453471, 2749810, 2906942, 5499620, 5813884, 7267355, 10174297, 14534710, 20348594, 29069420, 40697188, 50871485, 101742970, 203485940]

約数ペア:

[(1, 203485940), (2, 101742970), (4, 50871485), (5, 40697188), (7, 29069420), (10, 20348594), (14, 14534710), (20, 10174297), (28, 7267355), (35, 5813884), (37, 5499620), (70, 2906942), (74, 2749810), (140, 1453471), (148, 1374905), (163, 1248380), (185, 1099924), (241, 844340), (259, 785660), (326, 624190), (370, 549962), (482, 422170), (518, 392830), (652, 312095), (740, 274981), (815, 249676), (964, 211085), (1036, 196415), (1141, 178340), (1205, 168868), (1295, 157132), (1630, 124838), (1687, 120620), (2282, 89170), (2410, 84434), (2590, 78566), (3260, 62419), (3374, 60310), (4564, 44585), (4820, 42217), (5180, 39283), (5705, 35668), (6031, 33740), (6748, 30155), (8435, 24124), (8917, 22820), (11410, 17834), (12062, 16870)]