440804520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:880

約数の個数: 192

約数和(自身を含む): 1556755200

約数和(自身を除く): 1115950680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 131, 156, 180, 195, 234, 260, 262, 312, 360, 390, 393, 468, 520, 524, 585, 655, 719, 780, 786, 936, 1048, 1170, 1179, 1310, 1438, 1560, 1572, 1703, 1965, 2157, 2340, 2358, 2620, 2876, 3144, 3406, 3595, 3930, 4314, 4680, 4716, 5109, 5240, 5752, 5895, 6471, 6812, 7190, 7860, 8515, 8628, 9347, 9432, 10218, 10785, 11790, 12942, 13624, 14380, 15327, 15720, 17030, 17256, 18694, 20436, 21570, 23580, 25545, 25884, 28041, 28760, 30654, 32355, 34060, 37388, 40872, 43140, 46735, 47160, 51090, 51768, 56082, 61308, 64710, 68120, 74776, 76635, 84123, 86280, 93470, 94189, 102180, 112164, 122616, 129420, 140205, 153270, 168246, 186940, 188378, 204360, 224328, 258840, 280410, 282567, 306540, 336492, 373880, 376756, 420615, 470945, 560820, 565134, 613080, 672984, 753512, 841230, 847701, 941890, 1121640, 1130268, 1224457, 1412835, 1682460, 1695402, 1883780, 2260536, 2448914, 2825670, 3364920, 3390804, 3673371, 3767560, 4238505, 4897828, 5651340, 6122285, 6781608, 7346742, 8477010, 9795656, 11020113, 11302680, 12244570, 14693484, 16954020, 18366855, 22040226, 24489140, 29386968, 33908040, 36733710, 44080452, 48978280, 55100565, 73467420, 88160904, 110201130, 146934840, 220402260, 440804520]

約数ペア:

[(1, 440804520), (2, 220402260), (3, 146934840), (4, 110201130), (5, 88160904), (6, 73467420), (8, 55100565), (9, 48978280), (10, 44080452), (12, 36733710), (13, 33908040), (15, 29386968), (18, 24489140), (20, 22040226), (24, 18366855), (26, 16954020), (30, 14693484), (36, 12244570), (39, 11302680), (40, 11020113), (45, 9795656), (52, 8477010), (60, 7346742), (65, 6781608), (72, 6122285), (78, 5651340), (90, 4897828), (104, 4238505), (117, 3767560), (120, 3673371), (130, 3390804), (131, 3364920), (156, 2825670), (180, 2448914), (195, 2260536), (234, 1883780), (260, 1695402), (262, 1682460), (312, 1412835), (360, 1224457), (390, 1130268), (393, 1121640), (468, 941890), (520, 847701), (524, 841230), (585, 753512), (655, 672984), (719, 613080), (780, 565134), (786, 560820), (936, 470945), (1048, 420615), (1170, 376756), (1179, 373880), (1310, 336492), (1438, 306540), (1560, 282567), (1572, 280410), (1703, 258840), (1965, 224328), (2157, 204360), (2340, 188378), (2358, 186940), (2620, 168246), (2876, 153270), (3144, 140205), (3406, 129420), (3595, 122616), (3930, 112164), (4314, 102180), (4680, 94189), (4716, 93470), (5109, 86280), (5240, 84123), (5752, 76635), (5895, 74776), (6471, 68120), (6812, 64710), (7190, 61308), (7860, 56082), (8515, 51768), (8628, 51090), (9347, 47160), (9432, 46735), (10218, 43140), (10785, 40872), (11790, 37388), (12942, 34060), (13624, 32355), (14380, 30654), (15327, 28760), (15720, 28041), (17030, 25884), (17256, 25545), (18694, 23580), (20436, 21570)]