68386920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4789}}^1$

素因数の和:4827

約数の個数: 128

約数和(自身を含む): 248313600

約数和(自身を除く): 179926680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 4789, 7140, 9578, 14280, 14367, 19156, 23945, 28734, 33523, 38312, 47890, 57468, 67046, 71835, 81413, 95780, 100569, 114936, 134092, 143670, 162826, 167615, 191560, 201138, 244239, 268184, 287340, 325652, 335230, 402276, 407065, 488478, 502845, 569891, 574680, 651304, 670460, 804552, 814130, 976956, 1005690, 1139782, 1221195, 1340920, 1628260, 1709673, 1953912, 2011380, 2279564, 2442390, 2849455, 3256520, 3419346, 4022760, 4559128, 4884780, 5698910, 6838692, 8548365, 9769560, 11397820, 13677384, 17096730, 22795640, 34193460, 68386920]

約数ペア:

[(1, 68386920), (2, 34193460), (3, 22795640), (4, 17096730), (5, 13677384), (6, 11397820), (7, 9769560), (8, 8548365), (10, 6838692), (12, 5698910), (14, 4884780), (15, 4559128), (17, 4022760), (20, 3419346), (21, 3256520), (24, 2849455), (28, 2442390), (30, 2279564), (34, 2011380), (35, 1953912), (40, 1709673), (42, 1628260), (51, 1340920), (56, 1221195), (60, 1139782), (68, 1005690), (70, 976956), (84, 814130), (85, 804552), (102, 670460), (105, 651304), (119, 574680), (120, 569891), (136, 502845), (140, 488478), (168, 407065), (170, 402276), (204, 335230), (210, 325652), (238, 287340), (255, 268184), (280, 244239), (340, 201138), (357, 191560), (408, 167615), (420, 162826), (476, 143670), (510, 134092), (595, 114936), (680, 100569), (714, 95780), (840, 81413), (952, 71835), (1020, 67046), (1190, 57468), (1428, 47890), (1785, 38312), (2040, 33523), (2380, 28734), (2856, 23945), (3570, 19156), (4760, 14367), (4789, 14280), (7140, 9578)]