321078160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:513

約数の個数: 160

約数和(自身を含む): 867944448

約数和(自身を除く): 546866288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 184, 208, 230, 248, 260, 299, 310, 368, 403, 433, 460, 496, 520, 598, 620, 713, 806, 866, 920, 1040, 1196, 1240, 1426, 1495, 1612, 1732, 1840, 2015, 2165, 2392, 2480, 2852, 2990, 3224, 3464, 3565, 4030, 4330, 4784, 5629, 5704, 5980, 6448, 6928, 7130, 8060, 8660, 9269, 9959, 11258, 11408, 11960, 13423, 14260, 16120, 17320, 18538, 19918, 22516, 23920, 26846, 28145, 28520, 32240, 34640, 37076, 39836, 45032, 46345, 49795, 53692, 56290, 57040, 67115, 74152, 79672, 90064, 92690, 99590, 107384, 112580, 129467, 134230, 148304, 159344, 174499, 185380, 199180, 214768, 225160, 258934, 268460, 308729, 348998, 370760, 398360, 450320, 517868, 536920, 617458, 647335, 697996, 741520, 796720, 872495, 1035736, 1073840, 1234916, 1294670, 1395992, 1543645, 1744990, 2071472, 2469832, 2589340, 2791984, 3087290, 3489980, 4013477, 4939664, 5178680, 6174580, 6979960, 8026954, 10357360, 12349160, 13959920, 16053908, 20067385, 24698320, 32107816, 40134770, 64215632, 80269540, 160539080, 321078160]

約数ペア:

[(1, 321078160), (2, 160539080), (4, 80269540), (5, 64215632), (8, 40134770), (10, 32107816), (13, 24698320), (16, 20067385), (20, 16053908), (23, 13959920), (26, 12349160), (31, 10357360), (40, 8026954), (46, 6979960), (52, 6174580), (62, 5178680), (65, 4939664), (80, 4013477), (92, 3489980), (104, 3087290), (115, 2791984), (124, 2589340), (130, 2469832), (155, 2071472), (184, 1744990), (208, 1543645), (230, 1395992), (248, 1294670), (260, 1234916), (299, 1073840), (310, 1035736), (368, 872495), (403, 796720), (433, 741520), (460, 697996), (496, 647335), (520, 617458), (598, 536920), (620, 517868), (713, 450320), (806, 398360), (866, 370760), (920, 348998), (1040, 308729), (1196, 268460), (1240, 258934), (1426, 225160), (1495, 214768), (1612, 199180), (1732, 185380), (1840, 174499), (2015, 159344), (2165, 148304), (2392, 134230), (2480, 129467), (2852, 112580), (2990, 107384), (3224, 99590), (3464, 92690), (3565, 90064), (4030, 79672), (4330, 74152), (4784, 67115), (5629, 57040), (5704, 56290), (5980, 53692), (6448, 49795), (6928, 46345), (7130, 45032), (8060, 39836), (8660, 37076), (9269, 34640), (9959, 32240), (11258, 28520), (11408, 28145), (11960, 26846), (13423, 23920), (14260, 22516), (16120, 19918), (17320, 18538)]