219917040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1657}}^1$

素因数の和:1759

約数の個数: 160

約数和(自身を含む): 789473280

約数和(自身を除く): 569556240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1580, 1657, 1659, 1680, 1896, 2212, 2370, 2765, 3160, 3314, 3318, 3792, 4424, 4740, 4971, 5530, 6320, 6628, 6636, 8285, 8295, 8848, 9480, 9942, 11060, 11599, 13256, 13272, 16570, 16590, 18960, 19884, 22120, 23198, 24855, 26512, 26544, 33140, 33180, 34797, 39768, 44240, 46396, 49710, 57995, 66280, 66360, 69594, 79536, 92792, 99420, 115990, 130903, 132560, 132720, 139188, 173985, 185584, 198840, 231980, 261806, 278376, 347970, 392709, 397680, 463960, 523612, 556752, 654515, 695940, 785418, 916321, 927920, 1047224, 1309030, 1391880, 1570836, 1832642, 1963545, 2094448, 2618060, 2748963, 2783760, 3141672, 3665284, 3927090, 4581605, 5236120, 5497926, 6283344, 7330568, 7854180, 9163210, 10472240, 10995852, 13744815, 14661136, 15708360, 18326420, 21991704, 27489630, 31416720, 36652840, 43983408, 54979260, 73305680, 109958520, 219917040]

約数ペア:

[(1, 219917040), (2, 109958520), (3, 73305680), (4, 54979260), (5, 43983408), (6, 36652840), (7, 31416720), (8, 27489630), (10, 21991704), (12, 18326420), (14, 15708360), (15, 14661136), (16, 13744815), (20, 10995852), (21, 10472240), (24, 9163210), (28, 7854180), (30, 7330568), (35, 6283344), (40, 5497926), (42, 5236120), (48, 4581605), (56, 3927090), (60, 3665284), (70, 3141672), (79, 2783760), (80, 2748963), (84, 2618060), (105, 2094448), (112, 1963545), (120, 1832642), (140, 1570836), (158, 1391880), (168, 1309030), (210, 1047224), (237, 927920), (240, 916321), (280, 785418), (316, 695940), (336, 654515), (395, 556752), (420, 523612), (474, 463960), (553, 397680), (560, 392709), (632, 347970), (790, 278376), (840, 261806), (948, 231980), (1106, 198840), (1185, 185584), (1264, 173985), (1580, 139188), (1657, 132720), (1659, 132560), (1680, 130903), (1896, 115990), (2212, 99420), (2370, 92792), (2765, 79536), (3160, 69594), (3314, 66360), (3318, 66280), (3792, 57995), (4424, 49710), (4740, 46396), (4971, 44240), (5530, 39768), (6320, 34797), (6628, 33180), (6636, 33140), (8285, 26544), (8295, 26512), (8848, 24855), (9480, 23198), (9942, 22120), (11060, 19884), (11599, 18960), (13256, 16590), (13272, 16570)]