8220660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 28242816

約数和(自身を除く): 20022156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 37, 42, 46, 60, 69, 70, 74, 84, 92, 105, 111, 115, 138, 140, 148, 161, 185, 210, 222, 230, 259, 276, 322, 345, 370, 420, 444, 460, 483, 518, 529, 555, 644, 690, 740, 777, 805, 851, 966, 1036, 1058, 1110, 1295, 1380, 1554, 1587, 1610, 1702, 1932, 2116, 2220, 2415, 2553, 2590, 2645, 3108, 3174, 3220, 3404, 3703, 3885, 4255, 4830, 5106, 5180, 5290, 5957, 6348, 7406, 7770, 7935, 8510, 9660, 10212, 10580, 11109, 11914, 12765, 14812, 15540, 15870, 17020, 17871, 18515, 19573, 22218, 23828, 25530, 29785, 31740, 35742, 37030, 39146, 44436, 51060, 55545, 58719, 59570, 71484, 74060, 78292, 89355, 97865, 111090, 117438, 119140, 137011, 178710, 195730, 222180, 234876, 274022, 293595, 357420, 391460, 411033, 548044, 587190, 685055, 822066, 1174380, 1370110, 1644132, 2055165, 2740220, 4110330, 8220660]

約数ペア:

[(1, 8220660), (2, 4110330), (3, 2740220), (4, 2055165), (5, 1644132), (6, 1370110), (7, 1174380), (10, 822066), (12, 685055), (14, 587190), (15, 548044), (20, 411033), (21, 391460), (23, 357420), (28, 293595), (30, 274022), (35, 234876), (37, 222180), (42, 195730), (46, 178710), (60, 137011), (69, 119140), (70, 117438), (74, 111090), (84, 97865), (92, 89355), (105, 78292), (111, 74060), (115, 71484), (138, 59570), (140, 58719), (148, 55545), (161, 51060), (185, 44436), (210, 39146), (222, 37030), (230, 35742), (259, 31740), (276, 29785), (322, 25530), (345, 23828), (370, 22218), (420, 19573), (444, 18515), (460, 17871), (483, 17020), (518, 15870), (529, 15540), (555, 14812), (644, 12765), (690, 11914), (740, 11109), (777, 10580), (805, 10212), (851, 9660), (966, 8510), (1036, 7935), (1058, 7770), (1110, 7406), (1295, 6348), (1380, 5957), (1554, 5290), (1587, 5180), (1610, 5106), (1702, 4830), (1932, 4255), (2116, 3885), (2220, 3703), (2415, 3404), (2553, 3220), (2590, 3174), (2645, 3108)]