156938156720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4013}}^1\times {\mathrm{11923}}^1$

素因数の和:15990

約数の個数: 80

約数和(自身を含む): 373905256032

約数和(自身を除く): 216967099312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4013, 8026, 11923, 16052, 20065, 23846, 32104, 40130, 47692, 59615, 64208, 80260, 95384, 119230, 160520, 164533, 190768, 238460, 321040, 329066, 476920, 488843, 658132, 822665, 953840, 977686, 1316264, 1645330, 1955372, 2444215, 2632528, 3290660, 3910744, 4888430, 6581320, 7821488, 9776860, 13162640, 19553720, 39107440, 47846999, 95693998, 191387996, 239234995, 382775992, 478469990, 765551984, 956939980, 1913879960, 1961726959, 3827759920, 3923453918, 7846907836, 9808634795, 15693815672, 19617269590, 31387631344, 39234539180, 78469078360, 156938156720]

約数ペア:

[(1, 156938156720), (2, 78469078360), (4, 39234539180), (5, 31387631344), (8, 19617269590), (10, 15693815672), (16, 9808634795), (20, 7846907836), (40, 3923453918), (41, 3827759920), (80, 1961726959), (82, 1913879960), (164, 956939980), (205, 765551984), (328, 478469990), (410, 382775992), (656, 239234995), (820, 191387996), (1640, 95693998), (3280, 47846999), (4013, 39107440), (8026, 19553720), (11923, 13162640), (16052, 9776860), (20065, 7821488), (23846, 6581320), (32104, 4888430), (40130, 3910744), (47692, 3290660), (59615, 2632528), (64208, 2444215), (80260, 1955372), (95384, 1645330), (119230, 1316264), (160520, 977686), (164533, 953840), (190768, 822665), (238460, 658132), (321040, 488843), (329066, 476920)]