76915720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 207152640

約数和(自身を除く): 130236920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 71, 73, 106, 140, 142, 146, 212, 265, 280, 284, 292, 355, 365, 371, 424, 497, 511, 530, 568, 584, 710, 730, 742, 994, 1022, 1060, 1420, 1460, 1484, 1855, 1988, 2044, 2120, 2485, 2555, 2840, 2920, 2968, 3710, 3763, 3869, 3976, 4088, 4970, 5110, 5183, 7420, 7526, 7738, 9940, 10220, 10366, 14840, 15052, 15476, 18815, 19345, 19880, 20440, 20732, 25915, 26341, 27083, 30104, 30952, 36281, 37630, 38690, 41464, 51830, 52682, 54166, 72562, 75260, 77380, 103660, 105364, 108332, 131705, 135415, 145124, 150520, 154760, 181405, 207320, 210728, 216664, 263410, 270830, 274699, 290248, 362810, 526820, 541660, 549398, 725620, 1053640, 1083320, 1098796, 1373495, 1451240, 1922893, 2197592, 2746990, 3845786, 5493980, 7691572, 9614465, 10987960, 15383144, 19228930, 38457860, 76915720]

約数ペア:

[(1, 76915720), (2, 38457860), (4, 19228930), (5, 15383144), (7, 10987960), (8, 9614465), (10, 7691572), (14, 5493980), (20, 3845786), (28, 2746990), (35, 2197592), (40, 1922893), (53, 1451240), (56, 1373495), (70, 1098796), (71, 1083320), (73, 1053640), (106, 725620), (140, 549398), (142, 541660), (146, 526820), (212, 362810), (265, 290248), (280, 274699), (284, 270830), (292, 263410), (355, 216664), (365, 210728), (371, 207320), (424, 181405), (497, 154760), (511, 150520), (530, 145124), (568, 135415), (584, 131705), (710, 108332), (730, 105364), (742, 103660), (994, 77380), (1022, 75260), (1060, 72562), (1420, 54166), (1460, 52682), (1484, 51830), (1855, 41464), (1988, 38690), (2044, 37630), (2120, 36281), (2485, 30952), (2555, 30104), (2840, 27083), (2920, 26341), (2968, 25915), (3710, 20732), (3763, 20440), (3869, 19880), (3976, 19345), (4088, 18815), (4970, 15476), (5110, 15052), (5183, 14840), (7420, 10366), (7526, 10220), (7738, 9940)]