219725520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4273

約数の個数: 160

約数和(自身を含む): 803758080

約数和(自身を除く): 584032560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4219, 4340, 5208, 6510, 7440, 8438, 8680, 10416, 12657, 13020, 16876, 17360, 21095, 25314, 26040, 29533, 33752, 42190, 50628, 52080, 59066, 63285, 67504, 84380, 88599, 101256, 118132, 126570, 130789, 147665, 168760, 177198, 202512, 236264, 253140, 261578, 295330, 337520, 354396, 392367, 442995, 472528, 506280, 523156, 590660, 653945, 708792, 784734, 885990, 915523, 1012560, 1046312, 1181320, 1307890, 1417584, 1569468, 1771980, 1831046, 1961835, 2092624, 2362640, 2615780, 2746569, 3138936, 3543960, 3662092, 3923670, 4577615, 5231560, 5493138, 6277872, 7087920, 7324184, 7847340, 9155230, 10463120, 10986276, 13732845, 14648368, 15694680, 18310460, 21972552, 27465690, 31389360, 36620920, 43945104, 54931380, 73241840, 109862760, 219725520]

約数ペア:

[(1, 219725520), (2, 109862760), (3, 73241840), (4, 54931380), (5, 43945104), (6, 36620920), (7, 31389360), (8, 27465690), (10, 21972552), (12, 18310460), (14, 15694680), (15, 14648368), (16, 13732845), (20, 10986276), (21, 10463120), (24, 9155230), (28, 7847340), (30, 7324184), (31, 7087920), (35, 6277872), (40, 5493138), (42, 5231560), (48, 4577615), (56, 3923670), (60, 3662092), (62, 3543960), (70, 3138936), (80, 2746569), (84, 2615780), (93, 2362640), (105, 2092624), (112, 1961835), (120, 1831046), (124, 1771980), (140, 1569468), (155, 1417584), (168, 1307890), (186, 1181320), (210, 1046312), (217, 1012560), (240, 915523), (248, 885990), (280, 784734), (310, 708792), (336, 653945), (372, 590660), (420, 523156), (434, 506280), (465, 472528), (496, 442995), (560, 392367), (620, 354396), (651, 337520), (744, 295330), (840, 261578), (868, 253140), (930, 236264), (1085, 202512), (1240, 177198), (1302, 168760), (1488, 147665), (1680, 130789), (1736, 126570), (1860, 118132), (2170, 101256), (2480, 88599), (2604, 84380), (3255, 67504), (3472, 63285), (3720, 59066), (4219, 52080), (4340, 50628), (5208, 42190), (6510, 33752), (7440, 29533), (8438, 26040), (8680, 25314), (10416, 21095), (12657, 17360), (13020, 16876)]