281412300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1312

約数の個数: 144

約数和(自身を含む): 892442880

約数和(自身を除く): 611030580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 59, 60, 65, 75, 78, 100, 118, 130, 150, 156, 177, 195, 236, 260, 295, 300, 325, 354, 390, 590, 650, 708, 767, 780, 885, 975, 1180, 1223, 1300, 1475, 1534, 1770, 1950, 2301, 2446, 2950, 3068, 3540, 3669, 3835, 3900, 4425, 4602, 4892, 5900, 6115, 7338, 7670, 8850, 9204, 11505, 12230, 14676, 15340, 15899, 17700, 18345, 19175, 23010, 24460, 30575, 31798, 36690, 38350, 46020, 47697, 57525, 61150, 63596, 72157, 73380, 76700, 79495, 91725, 95394, 115050, 122300, 144314, 158990, 183450, 190788, 216471, 230100, 238485, 288628, 317980, 360785, 366900, 397475, 432942, 476970, 721570, 794950, 865884, 938041, 953940, 1082355, 1192425, 1443140, 1589900, 1803925, 1876082, 2164710, 2384850, 2814123, 3607850, 3752164, 4329420, 4690205, 4769700, 5411775, 5628246, 7215700, 9380410, 10823550, 11256492, 14070615, 18760820, 21647100, 23451025, 28141230, 46902050, 56282460, 70353075, 93804100, 140706150, 281412300]

約数ペア:

[(1, 281412300), (2, 140706150), (3, 93804100), (4, 70353075), (5, 56282460), (6, 46902050), (10, 28141230), (12, 23451025), (13, 21647100), (15, 18760820), (20, 14070615), (25, 11256492), (26, 10823550), (30, 9380410), (39, 7215700), (50, 5628246), (52, 5411775), (59, 4769700), (60, 4690205), (65, 4329420), (75, 3752164), (78, 3607850), (100, 2814123), (118, 2384850), (130, 2164710), (150, 1876082), (156, 1803925), (177, 1589900), (195, 1443140), (236, 1192425), (260, 1082355), (295, 953940), (300, 938041), (325, 865884), (354, 794950), (390, 721570), (590, 476970), (650, 432942), (708, 397475), (767, 366900), (780, 360785), (885, 317980), (975, 288628), (1180, 238485), (1223, 230100), (1300, 216471), (1475, 190788), (1534, 183450), (1770, 158990), (1950, 144314), (2301, 122300), (2446, 115050), (2950, 95394), (3068, 91725), (3540, 79495), (3669, 76700), (3835, 73380), (3900, 72157), (4425, 63596), (4602, 61150), (4892, 57525), (5900, 47697), (6115, 46020), (7338, 38350), (7670, 36690), (8850, 31798), (9204, 30575), (11505, 24460), (12230, 23010), (14676, 19175), (15340, 18345), (15899, 17700)]