21529045580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:748

約数の個数: 192

約数和(自身を含む): 54948741120

約数和(自身を除く): 33419695540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 103, 115, 139, 140, 161, 206, 230, 278, 322, 412, 460, 467, 515, 556, 644, 695, 721, 805, 934, 973, 1030, 1390, 1442, 1610, 1868, 1946, 2060, 2335, 2369, 2780, 2884, 3197, 3220, 3269, 3605, 3892, 4670, 4738, 4865, 6394, 6538, 7210, 9340, 9476, 9730, 10741, 11845, 12788, 13076, 14317, 14420, 15985, 16345, 16583, 19460, 21482, 22379, 23690, 28634, 31970, 32690, 33166, 42964, 44758, 47380, 48101, 53705, 57268, 63940, 64913, 65380, 66332, 71585, 75187, 82915, 89516, 96202, 100219, 107410, 111895, 129826, 143170, 150374, 165830, 192404, 200438, 214820, 223790, 240505, 259652, 286340, 300748, 324565, 329291, 331660, 336707, 375935, 400876, 447580, 454391, 481010, 501095, 649130, 658582, 673414, 751870, 908782, 962020, 1002190, 1106323, 1298260, 1317164, 1346828, 1492999, 1503740, 1646455, 1683535, 1817564, 2004380, 2212646, 2271955, 2305037, 2985998, 3292910, 3367070, 4425292, 4543910, 4610074, 5531615, 5971996, 6585820, 6686039, 6734140, 7464995, 7744261, 9087820, 9220148, 10450993, 11063230, 11525185, 13372078, 14929990, 15488522, 20901986, 22126460, 23050370, 26744156, 29859980, 30977044, 33430195, 38721305, 41803972, 46100740, 46802273, 52254965, 66860390, 77442610, 93604546, 104509930, 133720780, 153778897, 154885220, 187209092, 209019860, 234011365, 307557794, 468022730, 615115588, 768894485, 936045460, 1076452279, 1537788970, 2152904558, 3075577940, 4305809116, 5382261395, 10764522790, 21529045580]

約数ペア:

[(1, 21529045580), (2, 10764522790), (4, 5382261395), (5, 4305809116), (7, 3075577940), (10, 2152904558), (14, 1537788970), (20, 1076452279), (23, 936045460), (28, 768894485), (35, 615115588), (46, 468022730), (70, 307557794), (92, 234011365), (103, 209019860), (115, 187209092), (139, 154885220), (140, 153778897), (161, 133720780), (206, 104509930), (230, 93604546), (278, 77442610), (322, 66860390), (412, 52254965), (460, 46802273), (467, 46100740), (515, 41803972), (556, 38721305), (644, 33430195), (695, 30977044), (721, 29859980), (805, 26744156), (934, 23050370), (973, 22126460), (1030, 20901986), (1390, 15488522), (1442, 14929990), (1610, 13372078), (1868, 11525185), (1946, 11063230), (2060, 10450993), (2335, 9220148), (2369, 9087820), (2780, 7744261), (2884, 7464995), (3197, 6734140), (3220, 6686039), (3269, 6585820), (3605, 5971996), (3892, 5531615), (4670, 4610074), (4738, 4543910), (4865, 4425292), (6394, 3367070), (6538, 3292910), (7210, 2985998), (9340, 2305037), (9476, 2271955), (9730, 2212646), (10741, 2004380), (11845, 1817564), (12788, 1683535), (13076, 1646455), (14317, 1503740), (14420, 1492999), (15985, 1346828), (16345, 1317164), (16583, 1298260), (19460, 1106323), (21482, 1002190), (22379, 962020), (23690, 908782), (28634, 751870), (31970, 673414), (32690, 658582), (33166, 649130), (42964, 501095), (44758, 481010), (47380, 454391), (48101, 447580), (53705, 400876), (57268, 375935), (63940, 336707), (64913, 331660), (65380, 329291), (66332, 324565), (71585, 300748), (75187, 286340), (82915, 259652), (89516, 240505), (96202, 223790), (100219, 214820), (107410, 200438), (111895, 192404), (129826, 165830), (143170, 150374)]