68753720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 186157440

約数和(自身を除く): 117403720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 53, 56, 70, 82, 106, 113, 140, 164, 205, 212, 226, 265, 280, 287, 328, 371, 410, 424, 452, 530, 565, 574, 742, 791, 820, 904, 1060, 1130, 1148, 1435, 1484, 1582, 1640, 1855, 2120, 2173, 2260, 2296, 2870, 2968, 3164, 3710, 3955, 4346, 4520, 4633, 5740, 5989, 6328, 7420, 7910, 8692, 9266, 10865, 11480, 11978, 14840, 15211, 15820, 17384, 18532, 21730, 23165, 23956, 29945, 30422, 31640, 32431, 37064, 41923, 43460, 46330, 47912, 59890, 60844, 64862, 76055, 83846, 86920, 92660, 119780, 121688, 129724, 152110, 162155, 167692, 185320, 209615, 239560, 245549, 259448, 304220, 324310, 335384, 419230, 491098, 608440, 648620, 838460, 982196, 1227745, 1297240, 1676920, 1718843, 1964392, 2455490, 3437686, 4910980, 6875372, 8594215, 9821960, 13750744, 17188430, 34376860, 68753720]

約数ペア:

[(1, 68753720), (2, 34376860), (4, 17188430), (5, 13750744), (7, 9821960), (8, 8594215), (10, 6875372), (14, 4910980), (20, 3437686), (28, 2455490), (35, 1964392), (40, 1718843), (41, 1676920), (53, 1297240), (56, 1227745), (70, 982196), (82, 838460), (106, 648620), (113, 608440), (140, 491098), (164, 419230), (205, 335384), (212, 324310), (226, 304220), (265, 259448), (280, 245549), (287, 239560), (328, 209615), (371, 185320), (410, 167692), (424, 162155), (452, 152110), (530, 129724), (565, 121688), (574, 119780), (742, 92660), (791, 86920), (820, 83846), (904, 76055), (1060, 64862), (1130, 60844), (1148, 59890), (1435, 47912), (1484, 46330), (1582, 43460), (1640, 41923), (1855, 37064), (2120, 32431), (2173, 31640), (2260, 30422), (2296, 29945), (2870, 23956), (2968, 23165), (3164, 21730), (3710, 18532), (3955, 17384), (4346, 15820), (4520, 15211), (4633, 14840), (5740, 11978), (5989, 11480), (6328, 10865), (7420, 9266), (7910, 8692)]