197627640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1579}}^1$

素因数の和:1749

約数の個数: 128

約数和(自身を含む): 682560000

約数和(自身を除く): 484932360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 745, 840, 894, 1043, 1192, 1490, 1579, 1788, 2086, 2235, 2980, 3129, 3158, 3576, 4172, 4470, 4737, 5215, 5960, 6258, 6316, 7895, 8344, 8940, 9474, 10430, 11053, 12516, 12632, 15645, 15790, 17880, 18948, 20860, 22106, 23685, 25032, 31290, 31580, 33159, 37896, 41720, 44212, 47370, 55265, 62580, 63160, 66318, 88424, 94740, 110530, 125160, 132636, 165795, 189480, 221060, 235271, 265272, 331590, 442120, 470542, 663180, 705813, 941084, 1176355, 1326360, 1411626, 1646897, 1882168, 2352710, 2823252, 3293794, 3529065, 4705420, 4940691, 5646504, 6587588, 7058130, 8234485, 9410840, 9881382, 13175176, 14116260, 16468970, 19762764, 24703455, 28232520, 32937940, 39525528, 49406910, 65875880, 98813820, 197627640]

約数ペア:

[(1, 197627640), (2, 98813820), (3, 65875880), (4, 49406910), (5, 39525528), (6, 32937940), (7, 28232520), (8, 24703455), (10, 19762764), (12, 16468970), (14, 14116260), (15, 13175176), (20, 9881382), (21, 9410840), (24, 8234485), (28, 7058130), (30, 6587588), (35, 5646504), (40, 4940691), (42, 4705420), (56, 3529065), (60, 3293794), (70, 2823252), (84, 2352710), (105, 1882168), (120, 1646897), (140, 1411626), (149, 1326360), (168, 1176355), (210, 941084), (280, 705813), (298, 663180), (420, 470542), (447, 442120), (596, 331590), (745, 265272), (840, 235271), (894, 221060), (1043, 189480), (1192, 165795), (1490, 132636), (1579, 125160), (1788, 110530), (2086, 94740), (2235, 88424), (2980, 66318), (3129, 63160), (3158, 62580), (3576, 55265), (4172, 47370), (4470, 44212), (4737, 41720), (5215, 37896), (5960, 33159), (6258, 31580), (6316, 31290), (7895, 25032), (8344, 23685), (8940, 22106), (9474, 20860), (10430, 18948), (11053, 17880), (12516, 15790), (12632, 15645)]