16867760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 49278096

約数和(自身を除く): 32410336

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 331, 364, 392, 455, 490, 520, 560, 637, 662, 728, 784, 910, 980, 1040, 1274, 1324, 1456, 1655, 1820, 1960, 2317, 2548, 2648, 3185, 3310, 3640, 3920, 4303, 4634, 5096, 5296, 6370, 6620, 7280, 8606, 9268, 10192, 11585, 12740, 13240, 16219, 17212, 18536, 21515, 23170, 25480, 26480, 30121, 32438, 34424, 37072, 43030, 46340, 50960, 60242, 64876, 68848, 81095, 86060, 92680, 120484, 129752, 150605, 162190, 172120, 185360, 210847, 240968, 259504, 301210, 324380, 344240, 421694, 481936, 602420, 648760, 843388, 1054235, 1204840, 1297520, 1686776, 2108470, 2409680, 3373552, 4216940, 8433880, 16867760]

約数ペア:

[(1, 16867760), (2, 8433880), (4, 4216940), (5, 3373552), (7, 2409680), (8, 2108470), (10, 1686776), (13, 1297520), (14, 1204840), (16, 1054235), (20, 843388), (26, 648760), (28, 602420), (35, 481936), (40, 421694), (49, 344240), (52, 324380), (56, 301210), (65, 259504), (70, 240968), (80, 210847), (91, 185360), (98, 172120), (104, 162190), (112, 150605), (130, 129752), (140, 120484), (182, 92680), (196, 86060), (208, 81095), (245, 68848), (260, 64876), (280, 60242), (331, 50960), (364, 46340), (392, 43030), (455, 37072), (490, 34424), (520, 32438), (560, 30121), (637, 26480), (662, 25480), (728, 23170), (784, 21515), (910, 18536), (980, 17212), (1040, 16219), (1274, 13240), (1324, 12740), (1456, 11585), (1655, 10192), (1820, 9268), (1960, 8606), (2317, 7280), (2548, 6620), (2648, 6370), (3185, 5296), (3310, 5096), (3640, 4634), (3920, 4303)]