71098720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 217728000

約数和(自身を除く): 146629280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 160, 176, 199, 203, 220, 224, 232, 280, 290, 308, 319, 352, 385, 398, 406, 440, 464, 560, 580, 616, 638, 770, 796, 812, 880, 928, 995, 1015, 1120, 1160, 1232, 1276, 1393, 1540, 1592, 1595, 1624, 1760, 1990, 2030, 2189, 2233, 2320, 2464, 2552, 2786, 3080, 3184, 3190, 3248, 3980, 4060, 4378, 4466, 4640, 5104, 5572, 5771, 6160, 6368, 6380, 6496, 6965, 7960, 8120, 8756, 8932, 10208, 10945, 11144, 11165, 11542, 12320, 12760, 13930, 15323, 15920, 16240, 17512, 17864, 21890, 22288, 22330, 23084, 25520, 27860, 28855, 30646, 31840, 32480, 35024, 35728, 40397, 43780, 44576, 44660, 46168, 51040, 55720, 57710, 61292, 63481, 70048, 71456, 76615, 80794, 87560, 89320, 92336, 111440, 115420, 122584, 126962, 153230, 161588, 175120, 178640, 184672, 201985, 222880, 230840, 245168, 253924, 306460, 317405, 323176, 350240, 357280, 403970, 444367, 461680, 490336, 507848, 612920, 634810, 646352, 807940, 888734, 923360, 1015696, 1225840, 1269620, 1292704, 1615880, 1777468, 2031392, 2221835, 2451680, 2539240, 3231760, 3554936, 4443670, 5078480, 6463520, 7109872, 8887340, 10156960, 14219744, 17774680, 35549360, 71098720]

約数ペア:

[(1, 71098720), (2, 35549360), (4, 17774680), (5, 14219744), (7, 10156960), (8, 8887340), (10, 7109872), (11, 6463520), (14, 5078480), (16, 4443670), (20, 3554936), (22, 3231760), (28, 2539240), (29, 2451680), (32, 2221835), (35, 2031392), (40, 1777468), (44, 1615880), (55, 1292704), (56, 1269620), (58, 1225840), (70, 1015696), (77, 923360), (80, 888734), (88, 807940), (110, 646352), (112, 634810), (116, 612920), (140, 507848), (145, 490336), (154, 461680), (160, 444367), (176, 403970), (199, 357280), (203, 350240), (220, 323176), (224, 317405), (232, 306460), (280, 253924), (290, 245168), (308, 230840), (319, 222880), (352, 201985), (385, 184672), (398, 178640), (406, 175120), (440, 161588), (464, 153230), (560, 126962), (580, 122584), (616, 115420), (638, 111440), (770, 92336), (796, 89320), (812, 87560), (880, 80794), (928, 76615), (995, 71456), (1015, 70048), (1120, 63481), (1160, 61292), (1232, 57710), (1276, 55720), (1393, 51040), (1540, 46168), (1592, 44660), (1595, 44576), (1624, 43780), (1760, 40397), (1990, 35728), (2030, 35024), (2189, 32480), (2233, 31840), (2320, 30646), (2464, 28855), (2552, 27860), (2786, 25520), (3080, 23084), (3184, 22330), (3190, 22288), (3248, 21890), (3980, 17864), (4060, 17512), (4378, 16240), (4466, 15920), (4640, 15323), (5104, 13930), (5572, 12760), (5771, 12320), (6160, 11542), (6368, 11165), (6380, 11144), (6496, 10945), (6965, 10208), (7960, 8932), (8120, 8756)]