80922520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 232696800

約数和(自身を除く): 151774280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 49, 53, 56, 70, 76, 82, 95, 98, 106, 133, 140, 152, 164, 190, 196, 205, 212, 245, 265, 266, 280, 287, 328, 371, 380, 392, 410, 424, 490, 530, 532, 574, 665, 742, 760, 779, 820, 931, 980, 1007, 1060, 1064, 1148, 1330, 1435, 1484, 1558, 1640, 1855, 1862, 1960, 2009, 2014, 2120, 2173, 2296, 2597, 2660, 2870, 2968, 3116, 3710, 3724, 3895, 4018, 4028, 4346, 4655, 5035, 5194, 5320, 5453, 5740, 6232, 7049, 7420, 7448, 7790, 8036, 8056, 8692, 9310, 10045, 10070, 10388, 10865, 10906, 11480, 12985, 14098, 14840, 15211, 15580, 16072, 17384, 18620, 20090, 20140, 20776, 21730, 21812, 25970, 27265, 28196, 30422, 31160, 35245, 37240, 38171, 40180, 40280, 41287, 43460, 43624, 49343, 51940, 54530, 56392, 60844, 70490, 76055, 76342, 80360, 82574, 86920, 98686, 103880, 106477, 109060, 121688, 140980, 152110, 152684, 165148, 190855, 197372, 206435, 212954, 218120, 246715, 281960, 289009, 304220, 305368, 330296, 381710, 394744, 412870, 425908, 493430, 532385, 578018, 608440, 763420, 825740, 851816, 986860, 1064770, 1156036, 1445045, 1526840, 1651480, 1973720, 2023063, 2129540, 2312072, 2890090, 4046126, 4259080, 5780180, 8092252, 10115315, 11560360, 16184504, 20230630, 40461260, 80922520]

約数ペア:

[(1, 80922520), (2, 40461260), (4, 20230630), (5, 16184504), (7, 11560360), (8, 10115315), (10, 8092252), (14, 5780180), (19, 4259080), (20, 4046126), (28, 2890090), (35, 2312072), (38, 2129540), (40, 2023063), (41, 1973720), (49, 1651480), (53, 1526840), (56, 1445045), (70, 1156036), (76, 1064770), (82, 986860), (95, 851816), (98, 825740), (106, 763420), (133, 608440), (140, 578018), (152, 532385), (164, 493430), (190, 425908), (196, 412870), (205, 394744), (212, 381710), (245, 330296), (265, 305368), (266, 304220), (280, 289009), (287, 281960), (328, 246715), (371, 218120), (380, 212954), (392, 206435), (410, 197372), (424, 190855), (490, 165148), (530, 152684), (532, 152110), (574, 140980), (665, 121688), (742, 109060), (760, 106477), (779, 103880), (820, 98686), (931, 86920), (980, 82574), (1007, 80360), (1060, 76342), (1064, 76055), (1148, 70490), (1330, 60844), (1435, 56392), (1484, 54530), (1558, 51940), (1640, 49343), (1855, 43624), (1862, 43460), (1960, 41287), (2009, 40280), (2014, 40180), (2120, 38171), (2173, 37240), (2296, 35245), (2597, 31160), (2660, 30422), (2870, 28196), (2968, 27265), (3116, 25970), (3710, 21812), (3724, 21730), (3895, 20776), (4018, 20140), (4028, 20090), (4346, 18620), (4655, 17384), (5035, 16072), (5194, 15580), (5320, 15211), (5453, 14840), (5740, 14098), (6232, 12985), (7049, 11480), (7420, 10906), (7448, 10865), (7790, 10388), (8036, 10070), (8056, 10045), (8692, 9310)]