20120123100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{871001}}^1$

素因数の和:871036

約数の個数: 144

約数和(自身を含む): 72578854656

約数和(自身を除く): 52458731556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 132, 140, 150, 154, 165, 175, 210, 220, 231, 275, 300, 308, 330, 350, 385, 420, 462, 525, 550, 660, 700, 770, 825, 924, 1050, 1100, 1155, 1540, 1650, 1925, 2100, 2310, 3300, 3850, 4620, 5775, 7700, 11550, 23100, 871001, 1742002, 2613003, 3484004, 4355005, 5226006, 6097007, 8710010, 9581011, 10452012, 12194014, 13065015, 17420020, 18291021, 19162022, 21775025, 24388028, 26130030, 28743033, 30485035, 36582042, 38324044, 43550050, 47905055, 52260060, 57486066, 60970070, 65325075, 67067077, 73164084, 87100100, 91455105, 95810110, 114972132, 121940140, 130650150, 134134154, 143715165, 152425175, 182910210, 191620220, 201201231, 239525275, 261300300, 268268308, 287430330, 304850350, 335335385, 365820420, 402402462, 457275525, 479050550, 574860660, 609700700, 670670770, 718575825, 804804924, 914551050, 958101100, 1006006155, 1341341540, 1437151650, 1676676925, 1829102100, 2012012310, 2874303300, 3353353850, 4024024620, 5030030775, 6706707700, 10060061550, 20120123100]

約数ペア:

[(1, 20120123100), (2, 10060061550), (3, 6706707700), (4, 5030030775), (5, 4024024620), (6, 3353353850), (7, 2874303300), (10, 2012012310), (11, 1829102100), (12, 1676676925), (14, 1437151650), (15, 1341341540), (20, 1006006155), (21, 958101100), (22, 914551050), (25, 804804924), (28, 718575825), (30, 670670770), (33, 609700700), (35, 574860660), (42, 479050550), (44, 457275525), (50, 402402462), (55, 365820420), (60, 335335385), (66, 304850350), (70, 287430330), (75, 268268308), (77, 261300300), (84, 239525275), (100, 201201231), (105, 191620220), (110, 182910210), (132, 152425175), (140, 143715165), (150, 134134154), (154, 130650150), (165, 121940140), (175, 114972132), (210, 95810110), (220, 91455105), (231, 87100100), (275, 73164084), (300, 67067077), (308, 65325075), (330, 60970070), (350, 57486066), (385, 52260060), (420, 47905055), (462, 43550050), (525, 38324044), (550, 36582042), (660, 30485035), (700, 28743033), (770, 26130030), (825, 24388028), (924, 21775025), (1050, 19162022), (1100, 18291021), (1155, 17420020), (1540, 13065015), (1650, 12194014), (1925, 10452012), (2100, 9581011), (2310, 8710010), (3300, 6097007), (3850, 5226006), (4620, 4355005), (5775, 3484004), (7700, 2613003), (11550, 1742002), (23100, 871001)]