135968280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1209

約数の個数: 128

約数和(自身を含む): 469601280

約数和(自身を除く): 333633000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1031, 1099, 1256, 1570, 1884, 2062, 2198, 2355, 3093, 3140, 3297, 3768, 4124, 4396, 4710, 5155, 5495, 6186, 6280, 6594, 7217, 8248, 8792, 9420, 10310, 10990, 12372, 13188, 14434, 15465, 16485, 18840, 20620, 21651, 21980, 24744, 26376, 28868, 30930, 32970, 36085, 41240, 43302, 43960, 57736, 61860, 65940, 72170, 86604, 108255, 123720, 131880, 144340, 161867, 173208, 216510, 288680, 323734, 433020, 485601, 647468, 809335, 866040, 971202, 1133069, 1294936, 1618670, 1942404, 2266138, 2428005, 3237340, 3399207, 3884808, 4532276, 4856010, 5665345, 6474680, 6798414, 9064552, 9712020, 11330690, 13596828, 16996035, 19424040, 22661380, 27193656, 33992070, 45322760, 67984140, 135968280]

約数ペア:

[(1, 135968280), (2, 67984140), (3, 45322760), (4, 33992070), (5, 27193656), (6, 22661380), (7, 19424040), (8, 16996035), (10, 13596828), (12, 11330690), (14, 9712020), (15, 9064552), (20, 6798414), (21, 6474680), (24, 5665345), (28, 4856010), (30, 4532276), (35, 3884808), (40, 3399207), (42, 3237340), (56, 2428005), (60, 2266138), (70, 1942404), (84, 1618670), (105, 1294936), (120, 1133069), (140, 971202), (157, 866040), (168, 809335), (210, 647468), (280, 485601), (314, 433020), (420, 323734), (471, 288680), (628, 216510), (785, 173208), (840, 161867), (942, 144340), (1031, 131880), (1099, 123720), (1256, 108255), (1570, 86604), (1884, 72170), (2062, 65940), (2198, 61860), (2355, 57736), (3093, 43960), (3140, 43302), (3297, 41240), (3768, 36085), (4124, 32970), (4396, 30930), (4710, 28868), (5155, 26376), (5495, 24744), (6186, 21980), (6280, 21651), (6594, 20620), (7217, 18840), (8248, 16485), (8792, 15465), (9420, 14434), (10310, 13188), (10990, 12372)]