80004120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:186

約数の個数: 256

約数和(自身を含む): 296110080

約数和(自身を除く): 216105960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 41, 42, 46, 56, 60, 69, 70, 82, 84, 92, 101, 105, 115, 120, 123, 138, 140, 161, 164, 168, 184, 202, 205, 210, 230, 246, 276, 280, 287, 303, 322, 328, 345, 404, 410, 420, 460, 483, 492, 505, 552, 574, 606, 615, 644, 690, 707, 805, 808, 820, 840, 861, 920, 943, 966, 984, 1010, 1148, 1212, 1230, 1288, 1380, 1414, 1435, 1515, 1610, 1640, 1722, 1886, 1932, 2020, 2121, 2296, 2323, 2415, 2424, 2460, 2760, 2828, 2829, 2870, 3030, 3220, 3444, 3535, 3772, 3864, 4040, 4141, 4242, 4305, 4646, 4715, 4830, 4920, 5656, 5658, 5740, 6060, 6440, 6601, 6888, 6969, 7070, 7544, 8282, 8484, 8610, 9292, 9430, 9660, 10605, 11316, 11480, 11615, 12120, 12423, 13202, 13938, 14140, 14145, 16261, 16564, 16968, 17220, 18584, 18860, 19320, 19803, 20705, 21210, 22632, 23230, 24846, 26404, 27876, 28280, 28290, 28987, 32522, 33005, 33128, 34440, 34845, 37720, 39606, 41410, 42420, 46460, 48783, 49692, 52808, 55752, 56580, 57974, 62115, 65044, 66010, 69690, 79212, 81305, 82820, 84840, 86961, 92920, 95243, 97566, 99015, 99384, 113160, 115948, 124230, 130088, 132020, 139380, 144935, 158424, 162610, 165640, 173922, 190486, 195132, 198030, 231896, 243915, 248460, 264040, 278760, 285729, 289870, 325220, 347844, 380972, 390264, 396060, 434805, 476215, 487830, 496920, 571458, 579740, 650440, 666701, 695688, 761944, 792120, 869610, 952430, 975660, 1142916, 1159480, 1333402, 1428645, 1739220, 1904860, 1951320, 2000103, 2285832, 2666804, 2857290, 3333505, 3478440, 3809720, 4000206, 5333608, 5714580, 6667010, 8000412, 10000515, 11429160, 13334020, 16000824, 20001030, 26668040, 40002060, 80004120]

約数ペア:

[(1, 80004120), (2, 40002060), (3, 26668040), (4, 20001030), (5, 16000824), (6, 13334020), (7, 11429160), (8, 10000515), (10, 8000412), (12, 6667010), (14, 5714580), (15, 5333608), (20, 4000206), (21, 3809720), (23, 3478440), (24, 3333505), (28, 2857290), (30, 2666804), (35, 2285832), (40, 2000103), (41, 1951320), (42, 1904860), (46, 1739220), (56, 1428645), (60, 1333402), (69, 1159480), (70, 1142916), (82, 975660), (84, 952430), (92, 869610), (101, 792120), (105, 761944), (115, 695688), (120, 666701), (123, 650440), (138, 579740), (140, 571458), (161, 496920), (164, 487830), (168, 476215), (184, 434805), (202, 396060), (205, 390264), (210, 380972), (230, 347844), (246, 325220), (276, 289870), (280, 285729), (287, 278760), (303, 264040), (322, 248460), (328, 243915), (345, 231896), (404, 198030), (410, 195132), (420, 190486), (460, 173922), (483, 165640), (492, 162610), (505, 158424), (552, 144935), (574, 139380), (606, 132020), (615, 130088), (644, 124230), (690, 115948), (707, 113160), (805, 99384), (808, 99015), (820, 97566), (840, 95243), (861, 92920), (920, 86961), (943, 84840), (966, 82820), (984, 81305), (1010, 79212), (1148, 69690), (1212, 66010), (1230, 65044), (1288, 62115), (1380, 57974), (1414, 56580), (1435, 55752), (1515, 52808), (1610, 49692), (1640, 48783), (1722, 46460), (1886, 42420), (1932, 41410), (2020, 39606), (2121, 37720), (2296, 34845), (2323, 34440), (2415, 33128), (2424, 33005), (2460, 32522), (2760, 28987), (2828, 28290), (2829, 28280), (2870, 27876), (3030, 26404), (3220, 24846), (3444, 23230), (3535, 22632), (3772, 21210), (3864, 20705), (4040, 19803), (4141, 19320), (4242, 18860), (4305, 18584), (4646, 17220), (4715, 16968), (4830, 16564), (4920, 16261), (5656, 14145), (5658, 14140), (5740, 13938), (6060, 13202), (6440, 12423), (6601, 12120), (6888, 11615), (6969, 11480), (7070, 11316), (7544, 10605), (8282, 9660), (8484, 9430), (8610, 9292)]