864594120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12889}}^1$

素因数の和:12959

約数の個数: 128

約数和(自身を含む): 2858486400

約数和(自身を除く): 1993892280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1290, 1560, 1677, 1720, 2236, 2580, 2795, 3354, 4472, 5160, 5590, 6708, 8385, 11180, 12889, 13416, 16770, 22360, 25778, 33540, 38667, 51556, 64445, 67080, 77334, 103112, 128890, 154668, 167557, 193335, 257780, 309336, 335114, 386670, 502671, 515560, 554227, 670228, 773340, 837785, 1005342, 1108454, 1340456, 1546680, 1662681, 1675570, 2010684, 2216908, 2513355, 2771135, 3325362, 3351140, 4021368, 4433816, 5026710, 5542270, 6650724, 6702280, 7204951, 8313405, 10053420, 11084540, 13301448, 14409902, 16626810, 20106840, 21614853, 22169080, 28819804, 33253620, 36024755, 43229706, 57639608, 66507240, 72049510, 86459412, 108074265, 144099020, 172918824, 216148530, 288198040, 432297060, 864594120]

約数ペア:

[(1, 864594120), (2, 432297060), (3, 288198040), (4, 216148530), (5, 172918824), (6, 144099020), (8, 108074265), (10, 86459412), (12, 72049510), (13, 66507240), (15, 57639608), (20, 43229706), (24, 36024755), (26, 33253620), (30, 28819804), (39, 22169080), (40, 21614853), (43, 20106840), (52, 16626810), (60, 14409902), (65, 13301448), (78, 11084540), (86, 10053420), (104, 8313405), (120, 7204951), (129, 6702280), (130, 6650724), (156, 5542270), (172, 5026710), (195, 4433816), (215, 4021368), (258, 3351140), (260, 3325362), (312, 2771135), (344, 2513355), (390, 2216908), (430, 2010684), (516, 1675570), (520, 1662681), (559, 1546680), (645, 1340456), (780, 1108454), (860, 1005342), (1032, 837785), (1118, 773340), (1290, 670228), (1560, 554227), (1677, 515560), (1720, 502671), (2236, 386670), (2580, 335114), (2795, 309336), (3354, 257780), (4472, 193335), (5160, 167557), (5590, 154668), (6708, 128890), (8385, 103112), (11180, 77334), (12889, 67080), (13416, 64445), (16770, 51556), (22360, 38667), (25778, 33540)]