18604560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 63745920

約数和(自身を除く): 45141360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 89, 104, 120, 130, 134, 156, 178, 195, 201, 208, 240, 260, 267, 268, 312, 335, 356, 390, 402, 445, 520, 534, 536, 624, 670, 712, 780, 804, 871, 890, 1005, 1040, 1068, 1072, 1157, 1335, 1340, 1424, 1560, 1608, 1742, 1780, 2010, 2136, 2314, 2613, 2670, 2680, 3120, 3216, 3471, 3484, 3560, 4020, 4272, 4355, 4628, 5226, 5340, 5360, 5785, 5963, 6942, 6968, 7120, 8040, 8710, 9256, 10452, 10680, 11570, 11926, 13065, 13884, 13936, 16080, 17355, 17420, 17889, 18512, 20904, 21360, 23140, 23852, 26130, 27768, 29815, 34710, 34840, 35778, 41808, 46280, 47704, 52260, 55536, 59630, 69420, 69680, 71556, 77519, 89445, 92560, 95408, 104520, 119260, 138840, 143112, 155038, 178890, 209040, 232557, 238520, 277680, 286224, 310076, 357780, 387595, 465114, 477040, 620152, 715560, 775190, 930228, 1162785, 1240304, 1431120, 1550380, 1860456, 2325570, 3100760, 3720912, 4651140, 6201520, 9302280, 18604560]

約数ペア:

[(1, 18604560), (2, 9302280), (3, 6201520), (4, 4651140), (5, 3720912), (6, 3100760), (8, 2325570), (10, 1860456), (12, 1550380), (13, 1431120), (15, 1240304), (16, 1162785), (20, 930228), (24, 775190), (26, 715560), (30, 620152), (39, 477040), (40, 465114), (48, 387595), (52, 357780), (60, 310076), (65, 286224), (67, 277680), (78, 238520), (80, 232557), (89, 209040), (104, 178890), (120, 155038), (130, 143112), (134, 138840), (156, 119260), (178, 104520), (195, 95408), (201, 92560), (208, 89445), (240, 77519), (260, 71556), (267, 69680), (268, 69420), (312, 59630), (335, 55536), (356, 52260), (390, 47704), (402, 46280), (445, 41808), (520, 35778), (534, 34840), (536, 34710), (624, 29815), (670, 27768), (712, 26130), (780, 23852), (804, 23140), (871, 21360), (890, 20904), (1005, 18512), (1040, 17889), (1068, 17420), (1072, 17355), (1157, 16080), (1335, 13936), (1340, 13884), (1424, 13065), (1560, 11926), (1608, 11570), (1742, 10680), (1780, 10452), (2010, 9256), (2136, 8710), (2314, 8040), (2613, 7120), (2670, 6968), (2680, 6942), (3120, 5963), (3216, 5785), (3471, 5360), (3484, 5340), (3560, 5226), (4020, 4628), (4272, 4355)]