278000160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13469}}^1$

素因数の和:13530

約数の個数: 96

約数和(自身を含む): 896132160

約数和(自身を除く): 618132000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 96, 120, 129, 160, 172, 215, 240, 258, 344, 430, 480, 516, 645, 688, 860, 1032, 1290, 1376, 1720, 2064, 2580, 3440, 4128, 5160, 6880, 10320, 13469, 20640, 26938, 40407, 53876, 67345, 80814, 107752, 134690, 161628, 202035, 215504, 269380, 323256, 404070, 431008, 538760, 579167, 646512, 808140, 1077520, 1158334, 1293024, 1616280, 1737501, 2155040, 2316668, 2895835, 3232560, 3475002, 4633336, 5791670, 6465120, 6950004, 8687505, 9266672, 11583340, 13900008, 17375010, 18533344, 23166680, 27800016, 34750020, 46333360, 55600032, 69500040, 92666720, 139000080, 278000160]

約数ペア:

[(1, 278000160), (2, 139000080), (3, 92666720), (4, 69500040), (5, 55600032), (6, 46333360), (8, 34750020), (10, 27800016), (12, 23166680), (15, 18533344), (16, 17375010), (20, 13900008), (24, 11583340), (30, 9266672), (32, 8687505), (40, 6950004), (43, 6465120), (48, 5791670), (60, 4633336), (80, 3475002), (86, 3232560), (96, 2895835), (120, 2316668), (129, 2155040), (160, 1737501), (172, 1616280), (215, 1293024), (240, 1158334), (258, 1077520), (344, 808140), (430, 646512), (480, 579167), (516, 538760), (645, 431008), (688, 404070), (860, 323256), (1032, 269380), (1290, 215504), (1376, 202035), (1720, 161628), (2064, 134690), (2580, 107752), (3440, 80814), (4128, 67345), (5160, 53876), (6880, 40407), (10320, 26938), (13469, 20640)]