74499880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 209422080

約数和(自身を除く): 134922200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 182, 194, 211, 260, 280, 364, 388, 422, 455, 485, 520, 679, 728, 776, 844, 910, 970, 1055, 1261, 1358, 1477, 1688, 1820, 1940, 2110, 2522, 2716, 2743, 2954, 3395, 3640, 3880, 4220, 5044, 5432, 5486, 5908, 6305, 6790, 7385, 8440, 8827, 10088, 10972, 11816, 12610, 13580, 13715, 14770, 17654, 19201, 20467, 21944, 25220, 27160, 27430, 29540, 35308, 38402, 40934, 44135, 50440, 54860, 59080, 70616, 76804, 81868, 88270, 96005, 102335, 109720, 143269, 153608, 163736, 176540, 192010, 204670, 266071, 286538, 353080, 384020, 409340, 532142, 573076, 716345, 768040, 818680, 1064284, 1146152, 1330355, 1432690, 1862497, 2128568, 2660710, 2865380, 3724994, 5321420, 5730760, 7449988, 9312485, 10642840, 14899976, 18624970, 37249940, 74499880]

約数ペア:

[(1, 74499880), (2, 37249940), (4, 18624970), (5, 14899976), (7, 10642840), (8, 9312485), (10, 7449988), (13, 5730760), (14, 5321420), (20, 3724994), (26, 2865380), (28, 2660710), (35, 2128568), (40, 1862497), (52, 1432690), (56, 1330355), (65, 1146152), (70, 1064284), (91, 818680), (97, 768040), (104, 716345), (130, 573076), (140, 532142), (182, 409340), (194, 384020), (211, 353080), (260, 286538), (280, 266071), (364, 204670), (388, 192010), (422, 176540), (455, 163736), (485, 153608), (520, 143269), (679, 109720), (728, 102335), (776, 96005), (844, 88270), (910, 81868), (970, 76804), (1055, 70616), (1261, 59080), (1358, 54860), (1477, 50440), (1688, 44135), (1820, 40934), (1940, 38402), (2110, 35308), (2522, 29540), (2716, 27430), (2743, 27160), (2954, 25220), (3395, 21944), (3640, 20467), (3880, 19201), (4220, 17654), (5044, 14770), (5432, 13715), (5486, 13580), (5908, 12610), (6305, 11816), (6790, 10972), (7385, 10088), (8440, 8827)]