85810920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:915

約数の個数: 128

約数和(自身を含む): 281715840

約数和(自身を除く): 195904920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 821, 871, 1005, 1340, 1560, 1608, 1642, 1742, 2010, 2463, 2613, 2680, 3284, 3484, 4020, 4105, 4355, 4926, 5226, 6568, 6968, 8040, 8210, 8710, 9852, 10452, 10673, 12315, 13065, 16420, 17420, 19704, 20904, 21346, 24630, 26130, 32019, 32840, 34840, 42692, 49260, 52260, 53365, 55007, 64038, 85384, 98520, 104520, 106730, 110014, 128076, 160095, 165021, 213460, 220028, 256152, 275035, 320190, 330042, 426920, 440056, 550070, 640380, 660084, 715091, 825105, 1100140, 1280760, 1320168, 1430182, 1650210, 2145273, 2200280, 2860364, 3300420, 3575455, 4290546, 5720728, 6600840, 7150910, 8581092, 10726365, 14301820, 17162184, 21452730, 28603640, 42905460, 85810920]

約数ペア:

[(1, 85810920), (2, 42905460), (3, 28603640), (4, 21452730), (5, 17162184), (6, 14301820), (8, 10726365), (10, 8581092), (12, 7150910), (13, 6600840), (15, 5720728), (20, 4290546), (24, 3575455), (26, 3300420), (30, 2860364), (39, 2200280), (40, 2145273), (52, 1650210), (60, 1430182), (65, 1320168), (67, 1280760), (78, 1100140), (104, 825105), (120, 715091), (130, 660084), (134, 640380), (156, 550070), (195, 440056), (201, 426920), (260, 330042), (268, 320190), (312, 275035), (335, 256152), (390, 220028), (402, 213460), (520, 165021), (536, 160095), (670, 128076), (780, 110014), (804, 106730), (821, 104520), (871, 98520), (1005, 85384), (1340, 64038), (1560, 55007), (1608, 53365), (1642, 52260), (1742, 49260), (2010, 42692), (2463, 34840), (2613, 32840), (2680, 32019), (3284, 26130), (3484, 24630), (4020, 21346), (4105, 20904), (4355, 19704), (4926, 17420), (5226, 16420), (6568, 13065), (6968, 12315), (8040, 10673), (8210, 10452), (8710, 9852)]