67580640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:753

約数の個数: 144

約数和(自身を含む): 234220896

約数和(自身を除く): 166640256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 661, 710, 720, 852, 1065, 1136, 1278, 1322, 1420, 1440, 1704, 1983, 2130, 2272, 2556, 2644, 2840, 3195, 3305, 3408, 3966, 4260, 5112, 5288, 5680, 5949, 6390, 6610, 6816, 7932, 8520, 9915, 10224, 10576, 11360, 11898, 12780, 13220, 15864, 17040, 19830, 20448, 21152, 23796, 25560, 26440, 29745, 31728, 34080, 39660, 46931, 47592, 51120, 52880, 59490, 63456, 79320, 93862, 95184, 102240, 105760, 118980, 140793, 158640, 187724, 190368, 234655, 237960, 281586, 317280, 375448, 422379, 469310, 475920, 563172, 703965, 750896, 844758, 938620, 951840, 1126344, 1407930, 1501792, 1689516, 1877240, 2111895, 2252688, 2815860, 3379032, 3754480, 4223790, 4505376, 5631720, 6758064, 7508960, 8447580, 11263440, 13516128, 16895160, 22526880, 33790320, 67580640]

約数ペア:

[(1, 67580640), (2, 33790320), (3, 22526880), (4, 16895160), (5, 13516128), (6, 11263440), (8, 8447580), (9, 7508960), (10, 6758064), (12, 5631720), (15, 4505376), (16, 4223790), (18, 3754480), (20, 3379032), (24, 2815860), (30, 2252688), (32, 2111895), (36, 1877240), (40, 1689516), (45, 1501792), (48, 1407930), (60, 1126344), (71, 951840), (72, 938620), (80, 844758), (90, 750896), (96, 703965), (120, 563172), (142, 475920), (144, 469310), (160, 422379), (180, 375448), (213, 317280), (240, 281586), (284, 237960), (288, 234655), (355, 190368), (360, 187724), (426, 158640), (480, 140793), (568, 118980), (639, 105760), (661, 102240), (710, 95184), (720, 93862), (852, 79320), (1065, 63456), (1136, 59490), (1278, 52880), (1322, 51120), (1420, 47592), (1440, 46931), (1704, 39660), (1983, 34080), (2130, 31728), (2272, 29745), (2556, 26440), (2644, 25560), (2840, 23796), (3195, 21152), (3305, 20448), (3408, 19830), (3966, 17040), (4260, 15864), (5112, 13220), (5288, 12780), (5680, 11898), (5949, 11360), (6390, 10576), (6610, 10224), (6816, 9915), (7932, 8520)]