89876280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3389}}^1$

素因数の和:3433

約数の個数: 128

約数和(自身を含む): 307540800

約数和(自身を除く): 217664520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 3389, 4420, 5304, 6630, 6778, 8840, 10167, 13260, 13556, 16945, 20334, 26520, 27112, 33890, 40668, 44057, 50835, 57613, 67780, 81336, 88114, 101670, 115226, 132171, 135560, 172839, 176228, 203340, 220285, 230452, 264342, 288065, 345678, 352456, 406680, 440570, 460904, 528684, 576130, 660855, 691356, 748969, 864195, 881140, 1057368, 1152260, 1321710, 1382712, 1497938, 1728390, 1762280, 2246907, 2304520, 2643420, 2995876, 3456780, 3744845, 4493814, 5286840, 5991752, 6913560, 7489690, 8987628, 11234535, 14979380, 17975256, 22469070, 29958760, 44938140, 89876280]

約数ペア:

[(1, 89876280), (2, 44938140), (3, 29958760), (4, 22469070), (5, 17975256), (6, 14979380), (8, 11234535), (10, 8987628), (12, 7489690), (13, 6913560), (15, 5991752), (17, 5286840), (20, 4493814), (24, 3744845), (26, 3456780), (30, 2995876), (34, 2643420), (39, 2304520), (40, 2246907), (51, 1762280), (52, 1728390), (60, 1497938), (65, 1382712), (68, 1321710), (78, 1152260), (85, 1057368), (102, 881140), (104, 864195), (120, 748969), (130, 691356), (136, 660855), (156, 576130), (170, 528684), (195, 460904), (204, 440570), (221, 406680), (255, 352456), (260, 345678), (312, 288065), (340, 264342), (390, 230452), (408, 220285), (442, 203340), (510, 176228), (520, 172839), (663, 135560), (680, 132171), (780, 115226), (884, 101670), (1020, 88114), (1105, 81336), (1326, 67780), (1560, 57613), (1768, 50835), (2040, 44057), (2210, 40668), (2652, 33890), (3315, 27112), (3389, 26520), (4420, 20334), (5304, 16945), (6630, 13556), (6778, 13260), (8840, 10167)]