21426600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 74370240

約数和(自身を除く): 52943640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 41, 50, 52, 60, 65, 67, 75, 78, 82, 100, 104, 120, 123, 130, 134, 150, 156, 164, 195, 200, 201, 205, 246, 260, 268, 300, 312, 325, 328, 335, 390, 402, 410, 492, 520, 533, 536, 600, 615, 650, 670, 780, 804, 820, 871, 975, 984, 1005, 1025, 1066, 1230, 1300, 1340, 1560, 1599, 1608, 1640, 1675, 1742, 1950, 2010, 2050, 2132, 2460, 2600, 2613, 2665, 2680, 2747, 3075, 3198, 3350, 3484, 3900, 4020, 4100, 4264, 4355, 4920, 5025, 5226, 5330, 5494, 6150, 6396, 6700, 6968, 7800, 7995, 8040, 8200, 8241, 8710, 10050, 10452, 10660, 10988, 12300, 12792, 13065, 13325, 13400, 13735, 15990, 16482, 17420, 20100, 20904, 21320, 21775, 21976, 24600, 26130, 26650, 27470, 31980, 32964, 34840, 35711, 39975, 40200, 41205, 43550, 52260, 53300, 54940, 63960, 65325, 65928, 68675, 71422, 79950, 82410, 87100, 104520, 106600, 107133, 109880, 130650, 137350, 142844, 159900, 164820, 174200, 178555, 206025, 214266, 261300, 274700, 285688, 319800, 329640, 357110, 412050, 428532, 522600, 535665, 549400, 714220, 824100, 857064, 892775, 1071330, 1428440, 1648200, 1785550, 2142660, 2678325, 3571100, 4285320, 5356650, 7142200, 10713300, 21426600]

約数ペア:

[(1, 21426600), (2, 10713300), (3, 7142200), (4, 5356650), (5, 4285320), (6, 3571100), (8, 2678325), (10, 2142660), (12, 1785550), (13, 1648200), (15, 1428440), (20, 1071330), (24, 892775), (25, 857064), (26, 824100), (30, 714220), (39, 549400), (40, 535665), (41, 522600), (50, 428532), (52, 412050), (60, 357110), (65, 329640), (67, 319800), (75, 285688), (78, 274700), (82, 261300), (100, 214266), (104, 206025), (120, 178555), (123, 174200), (130, 164820), (134, 159900), (150, 142844), (156, 137350), (164, 130650), (195, 109880), (200, 107133), (201, 106600), (205, 104520), (246, 87100), (260, 82410), (268, 79950), (300, 71422), (312, 68675), (325, 65928), (328, 65325), (335, 63960), (390, 54940), (402, 53300), (410, 52260), (492, 43550), (520, 41205), (533, 40200), (536, 39975), (600, 35711), (615, 34840), (650, 32964), (670, 31980), (780, 27470), (804, 26650), (820, 26130), (871, 24600), (975, 21976), (984, 21775), (1005, 21320), (1025, 20904), (1066, 20100), (1230, 17420), (1300, 16482), (1340, 15990), (1560, 13735), (1599, 13400), (1608, 13325), (1640, 13065), (1675, 12792), (1742, 12300), (1950, 10988), (2010, 10660), (2050, 10452), (2132, 10050), (2460, 8710), (2600, 8241), (2613, 8200), (2665, 8040), (2680, 7995), (2747, 7800), (3075, 6968), (3198, 6700), (3350, 6396), (3484, 6150), (3900, 5494), (4020, 5330), (4100, 5226), (4264, 5025), (4355, 4920)]