80288520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 270371520

約数和(自身を除く): 190083000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 107, 111, 120, 130, 148, 156, 169, 185, 195, 214, 222, 260, 296, 312, 321, 338, 370, 390, 428, 444, 481, 507, 520, 535, 555, 642, 676, 740, 780, 845, 856, 888, 962, 1014, 1070, 1110, 1284, 1352, 1391, 1443, 1480, 1560, 1605, 1690, 1924, 2028, 2140, 2220, 2405, 2535, 2568, 2782, 2886, 3210, 3380, 3848, 3959, 4056, 4173, 4280, 4440, 4810, 5070, 5564, 5772, 6253, 6420, 6760, 6955, 7215, 7918, 8346, 9620, 10140, 11128, 11544, 11877, 12506, 12840, 13910, 14430, 15836, 16692, 18083, 18759, 19240, 19795, 20280, 20865, 23754, 25012, 27820, 28860, 31265, 31672, 33384, 36166, 37518, 39590, 41730, 47508, 50024, 51467, 54249, 55640, 57720, 59385, 62530, 72332, 75036, 79180, 83460, 90415, 93795, 95016, 102934, 108498, 118770, 125060, 144664, 150072, 154401, 158360, 166920, 180830, 187590, 205868, 216996, 237540, 250120, 257335, 271245, 308802, 361660, 375180, 411736, 433992, 475080, 514670, 542490, 617604, 669071, 723320, 750360, 772005, 1029340, 1084980, 1235208, 1338142, 1544010, 2007213, 2058680, 2169960, 2676284, 3088020, 3345355, 4014426, 5352568, 6176040, 6690710, 8028852, 10036065, 13381420, 16057704, 20072130, 26762840, 40144260, 80288520]

約数ペア:

[(1, 80288520), (2, 40144260), (3, 26762840), (4, 20072130), (5, 16057704), (6, 13381420), (8, 10036065), (10, 8028852), (12, 6690710), (13, 6176040), (15, 5352568), (20, 4014426), (24, 3345355), (26, 3088020), (30, 2676284), (37, 2169960), (39, 2058680), (40, 2007213), (52, 1544010), (60, 1338142), (65, 1235208), (74, 1084980), (78, 1029340), (104, 772005), (107, 750360), (111, 723320), (120, 669071), (130, 617604), (148, 542490), (156, 514670), (169, 475080), (185, 433992), (195, 411736), (214, 375180), (222, 361660), (260, 308802), (296, 271245), (312, 257335), (321, 250120), (338, 237540), (370, 216996), (390, 205868), (428, 187590), (444, 180830), (481, 166920), (507, 158360), (520, 154401), (535, 150072), (555, 144664), (642, 125060), (676, 118770), (740, 108498), (780, 102934), (845, 95016), (856, 93795), (888, 90415), (962, 83460), (1014, 79180), (1070, 75036), (1110, 72332), (1284, 62530), (1352, 59385), (1391, 57720), (1443, 55640), (1480, 54249), (1560, 51467), (1605, 50024), (1690, 47508), (1924, 41730), (2028, 39590), (2140, 37518), (2220, 36166), (2405, 33384), (2535, 31672), (2568, 31265), (2782, 28860), (2886, 27820), (3210, 25012), (3380, 23754), (3848, 20865), (3959, 20280), (4056, 19795), (4173, 19240), (4280, 18759), (4440, 18083), (4810, 16692), (5070, 15836), (5564, 14430), (5772, 13910), (6253, 12840), (6420, 12506), (6760, 11877), (6955, 11544), (7215, 11128), (7918, 10140), (8346, 9620)]