128170616

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 310210560

約数和(自身を除く): 182039944

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 43, 56, 62, 68, 86, 101, 119, 124, 136, 172, 202, 217, 238, 248, 301, 344, 404, 434, 476, 527, 602, 707, 731, 808, 868, 952, 1054, 1204, 1333, 1414, 1462, 1717, 1736, 2108, 2408, 2666, 2828, 2924, 3131, 3434, 3689, 4216, 4343, 5117, 5332, 5656, 5848, 6262, 6868, 7378, 8686, 9331, 10234, 10664, 12019, 12524, 13736, 14756, 17372, 18662, 20468, 21917, 22661, 24038, 25048, 29512, 30401, 34744, 37324, 40936, 43834, 45322, 48076, 53227, 60802, 73831, 74648, 87668, 90644, 96152, 106454, 121604, 134633, 147662, 158627, 175336, 181288, 212908, 243208, 269266, 295324, 317254, 372589, 425816, 516817, 538532, 590648, 634508, 745178, 942431, 1033634, 1077064, 1269016, 1490356, 1884862, 2067268, 2288761, 2980712, 3769724, 4134536, 4577522, 7539448, 9155044, 16021327, 18310088, 32042654, 64085308, 128170616]

約数ペア:

[(1, 128170616), (2, 64085308), (4, 32042654), (7, 18310088), (8, 16021327), (14, 9155044), (17, 7539448), (28, 4577522), (31, 4134536), (34, 3769724), (43, 2980712), (56, 2288761), (62, 2067268), (68, 1884862), (86, 1490356), (101, 1269016), (119, 1077064), (124, 1033634), (136, 942431), (172, 745178), (202, 634508), (217, 590648), (238, 538532), (248, 516817), (301, 425816), (344, 372589), (404, 317254), (434, 295324), (476, 269266), (527, 243208), (602, 212908), (707, 181288), (731, 175336), (808, 158627), (868, 147662), (952, 134633), (1054, 121604), (1204, 106454), (1333, 96152), (1414, 90644), (1462, 87668), (1717, 74648), (1736, 73831), (2108, 60802), (2408, 53227), (2666, 48076), (2828, 45322), (2924, 43834), (3131, 40936), (3434, 37324), (3689, 34744), (4216, 30401), (4343, 29512), (5117, 25048), (5332, 24038), (5656, 22661), (5848, 21917), (6262, 20468), (6868, 18662), (7378, 17372), (8686, 14756), (9331, 13736), (10234, 12524), (10664, 12019)]