68983320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2065

約数の個数: 128

約数和(自身を含む): 242403840

約数和(自身を除く): 173420520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2003, 2296, 2460, 2870, 3444, 4006, 4305, 4920, 5740, 6009, 6888, 8012, 8610, 10015, 11480, 12018, 14021, 16024, 17220, 20030, 24036, 28042, 30045, 34440, 40060, 42063, 48072, 56084, 60090, 70105, 80120, 82123, 84126, 112168, 120180, 140210, 164246, 168252, 210315, 240360, 246369, 280420, 328492, 336504, 410615, 420630, 492738, 560840, 574861, 656984, 821230, 841260, 985476, 1149722, 1231845, 1642460, 1682520, 1724583, 1970952, 2299444, 2463690, 2874305, 3284920, 3449166, 4598888, 4927380, 5748610, 6898332, 8622915, 9854760, 11497220, 13796664, 17245830, 22994440, 34491660, 68983320]

約数ペア:

[(1, 68983320), (2, 34491660), (3, 22994440), (4, 17245830), (5, 13796664), (6, 11497220), (7, 9854760), (8, 8622915), (10, 6898332), (12, 5748610), (14, 4927380), (15, 4598888), (20, 3449166), (21, 3284920), (24, 2874305), (28, 2463690), (30, 2299444), (35, 1970952), (40, 1724583), (41, 1682520), (42, 1642460), (56, 1231845), (60, 1149722), (70, 985476), (82, 841260), (84, 821230), (105, 656984), (120, 574861), (123, 560840), (140, 492738), (164, 420630), (168, 410615), (205, 336504), (210, 328492), (246, 280420), (280, 246369), (287, 240360), (328, 210315), (410, 168252), (420, 164246), (492, 140210), (574, 120180), (615, 112168), (820, 84126), (840, 82123), (861, 80120), (984, 70105), (1148, 60090), (1230, 56084), (1435, 48072), (1640, 42063), (1722, 40060), (2003, 34440), (2296, 30045), (2460, 28042), (2870, 24036), (3444, 20030), (4006, 17220), (4305, 16024), (4920, 14021), (5740, 12018), (6009, 11480), (6888, 10015), (8012, 8610)]