30919840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1494

約数の個数: 96

約数和(自身を含む): 87937920

約数和(自身を除く): 57018080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1453, 1520, 2128, 2660, 2906, 3040, 4256, 5320, 5812, 7265, 10171, 10640, 11624, 14530, 20342, 21280, 23248, 27607, 29060, 40684, 46496, 50855, 55214, 58120, 81368, 101710, 110428, 116240, 138035, 162736, 193249, 203420, 220856, 232480, 276070, 325472, 386498, 406840, 441712, 552140, 772996, 813680, 883424, 966245, 1104280, 1545992, 1627360, 1932490, 2208560, 3091984, 3864980, 4417120, 6183968, 7729960, 15459920, 30919840]

約数ペア:

[(1, 30919840), (2, 15459920), (4, 7729960), (5, 6183968), (7, 4417120), (8, 3864980), (10, 3091984), (14, 2208560), (16, 1932490), (19, 1627360), (20, 1545992), (28, 1104280), (32, 966245), (35, 883424), (38, 813680), (40, 772996), (56, 552140), (70, 441712), (76, 406840), (80, 386498), (95, 325472), (112, 276070), (133, 232480), (140, 220856), (152, 203420), (160, 193249), (190, 162736), (224, 138035), (266, 116240), (280, 110428), (304, 101710), (380, 81368), (532, 58120), (560, 55214), (608, 50855), (665, 46496), (760, 40684), (1064, 29060), (1120, 27607), (1330, 23248), (1453, 21280), (1520, 20342), (2128, 14530), (2660, 11624), (2906, 10640), (3040, 10171), (4256, 7265), (5320, 5812)]