64557780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 222179328

約数和(自身を除く): 157621548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 41, 42, 46, 60, 69, 70, 82, 84, 92, 105, 115, 123, 138, 140, 161, 163, 164, 205, 210, 230, 246, 276, 287, 322, 326, 345, 410, 420, 460, 483, 489, 492, 574, 615, 644, 652, 690, 805, 815, 820, 861, 943, 966, 978, 1141, 1148, 1230, 1380, 1435, 1610, 1630, 1722, 1886, 1932, 1956, 2282, 2415, 2445, 2460, 2829, 2870, 3220, 3260, 3423, 3444, 3749, 3772, 4305, 4564, 4715, 4830, 4890, 5658, 5705, 5740, 6601, 6683, 6846, 7498, 8610, 9430, 9660, 9780, 11247, 11316, 11410, 13202, 13366, 13692, 14145, 14996, 17115, 17220, 18745, 18860, 19803, 20049, 22494, 22820, 26243, 26404, 26732, 28290, 33005, 33415, 34230, 37490, 39606, 40098, 44988, 46781, 52486, 56235, 56580, 66010, 66830, 68460, 74980, 78729, 79212, 80196, 93562, 99015, 100245, 104972, 112470, 131215, 132020, 133660, 140343, 153709, 157458, 187124, 198030, 200490, 224940, 233905, 262430, 280686, 307418, 314916, 393645, 396060, 400980, 461127, 467810, 524860, 561372, 614836, 701715, 768545, 787290, 922254, 935620, 1075963, 1403430, 1537090, 1574580, 1844508, 2151926, 2305635, 2806860, 3074180, 3227889, 4303852, 4611270, 5379815, 6455778, 9222540, 10759630, 12911556, 16139445, 21519260, 32278890, 64557780]

約数ペア:

[(1, 64557780), (2, 32278890), (3, 21519260), (4, 16139445), (5, 12911556), (6, 10759630), (7, 9222540), (10, 6455778), (12, 5379815), (14, 4611270), (15, 4303852), (20, 3227889), (21, 3074180), (23, 2806860), (28, 2305635), (30, 2151926), (35, 1844508), (41, 1574580), (42, 1537090), (46, 1403430), (60, 1075963), (69, 935620), (70, 922254), (82, 787290), (84, 768545), (92, 701715), (105, 614836), (115, 561372), (123, 524860), (138, 467810), (140, 461127), (161, 400980), (163, 396060), (164, 393645), (205, 314916), (210, 307418), (230, 280686), (246, 262430), (276, 233905), (287, 224940), (322, 200490), (326, 198030), (345, 187124), (410, 157458), (420, 153709), (460, 140343), (483, 133660), (489, 132020), (492, 131215), (574, 112470), (615, 104972), (644, 100245), (652, 99015), (690, 93562), (805, 80196), (815, 79212), (820, 78729), (861, 74980), (943, 68460), (966, 66830), (978, 66010), (1141, 56580), (1148, 56235), (1230, 52486), (1380, 46781), (1435, 44988), (1610, 40098), (1630, 39606), (1722, 37490), (1886, 34230), (1932, 33415), (1956, 33005), (2282, 28290), (2415, 26732), (2445, 26404), (2460, 26243), (2829, 22820), (2870, 22494), (3220, 20049), (3260, 19803), (3423, 18860), (3444, 18745), (3749, 17220), (3772, 17115), (4305, 14996), (4564, 14145), (4715, 13692), (4830, 13366), (4890, 13202), (5658, 11410), (5705, 11316), (5740, 11247), (6601, 9780), (6683, 9660), (6846, 9430), (7498, 8610)]