20182158160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2877

約数の個数: 160

約数和(自身を含む): 50316779520

約数和(自身を除く): 30134621360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 73, 80, 82, 124, 146, 155, 164, 205, 248, 292, 310, 328, 365, 410, 496, 584, 620, 656, 730, 820, 1168, 1240, 1271, 1460, 1640, 2263, 2480, 2542, 2719, 2920, 2993, 3280, 4526, 5084, 5438, 5840, 5986, 6355, 9052, 10168, 10876, 11315, 11972, 12710, 13595, 14965, 18104, 20336, 21752, 22630, 23944, 25420, 27190, 29930, 36208, 43504, 45260, 47888, 50840, 54380, 59860, 84289, 90520, 92783, 101680, 108760, 111479, 119720, 168578, 181040, 185566, 198487, 217520, 222958, 239440, 337156, 371132, 396974, 421445, 445916, 463915, 557395, 674312, 742264, 793948, 842890, 891832, 927830, 992435, 1114790, 1348624, 1484528, 1587896, 1685780, 1783664, 1855660, 1984870, 2229580, 3175792, 3371560, 3455849, 3711320, 3969740, 4459160, 6153097, 6743120, 6911698, 7422640, 7939480, 8137967, 8918320, 12306194, 13823396, 15878960, 16275934, 17279245, 24612388, 27646792, 30765485, 32551868, 34558490, 40689835, 49224776, 55293584, 61530970, 65103736, 69116980, 81379670, 98449552, 123061940, 130207472, 138233960, 162759340, 246123880, 252276977, 276467920, 325518680, 492247760, 504553954, 651037360, 1009107908, 1261384885, 2018215816, 2522769770, 4036431632, 5045539540, 10091079080, 20182158160]

約数ペア:

[(1, 20182158160), (2, 10091079080), (4, 5045539540), (5, 4036431632), (8, 2522769770), (10, 2018215816), (16, 1261384885), (20, 1009107908), (31, 651037360), (40, 504553954), (41, 492247760), (62, 325518680), (73, 276467920), (80, 252276977), (82, 246123880), (124, 162759340), (146, 138233960), (155, 130207472), (164, 123061940), (205, 98449552), (248, 81379670), (292, 69116980), (310, 65103736), (328, 61530970), (365, 55293584), (410, 49224776), (496, 40689835), (584, 34558490), (620, 32551868), (656, 30765485), (730, 27646792), (820, 24612388), (1168, 17279245), (1240, 16275934), (1271, 15878960), (1460, 13823396), (1640, 12306194), (2263, 8918320), (2480, 8137967), (2542, 7939480), (2719, 7422640), (2920, 6911698), (2993, 6743120), (3280, 6153097), (4526, 4459160), (5084, 3969740), (5438, 3711320), (5840, 3455849), (5986, 3371560), (6355, 3175792), (9052, 2229580), (10168, 1984870), (10876, 1855660), (11315, 1783664), (11972, 1685780), (12710, 1587896), (13595, 1484528), (14965, 1348624), (18104, 1114790), (20336, 992435), (21752, 927830), (22630, 891832), (23944, 842890), (25420, 793948), (27190, 742264), (29930, 674312), (36208, 557395), (43504, 463915), (45260, 445916), (47888, 421445), (50840, 396974), (54380, 371132), (59860, 337156), (84289, 239440), (90520, 222958), (92783, 217520), (101680, 198487), (108760, 185566), (111479, 181040), (119720, 168578)]