56042280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 219738420

約数和(自身を除く): 163696140

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 353, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 706, 735, 756, 810, 840, 882, 945, 980, 1059, 1080, 1134, 1176, 1260, 1323, 1412, 1470, 1512, 1620, 1764, 1765, 1890, 1960, 2118, 2205, 2268, 2471, 2520, 2646, 2824, 2835, 2940, 3177, 3240, 3528, 3530, 3780, 3969, 4236, 4410, 4536, 4942, 5292, 5295, 5670, 5880, 6354, 6615, 7060, 7413, 7560, 7938, 8472, 8820, 9531, 9884, 10584, 10590, 11340, 12355, 12708, 13230, 14120, 14826, 15876, 15885, 17297, 17640, 19062, 19768, 19845, 21180, 22239, 22680, 24710, 25416, 26460, 28593, 29652, 31752, 31770, 34594, 37065, 38124, 39690, 42360, 44478, 47655, 49420, 51891, 52920, 57186, 59304, 63540, 66717, 69188, 74130, 76248, 79380, 86485, 88956, 95310, 98840, 103782, 111195, 114372, 127080, 133434, 138376, 142965, 148260, 155673, 158760, 172970, 177912, 190620, 200151, 207564, 222390, 228744, 259455, 266868, 285930, 296520, 311346, 333585, 345940, 381240, 400302, 415128, 444780, 467019, 518910, 533736, 571860, 622692, 667170, 691880, 778365, 800604, 889560, 934038, 1000755, 1037820, 1143720, 1245384, 1334340, 1401057, 1556730, 1601208, 1868076, 2001510, 2075640, 2335095, 2668680, 2802114, 3113460, 3736152, 4003020, 4670190, 5604228, 6226920, 7005285, 8006040, 9340380, 11208456, 14010570, 18680760, 28021140, 56042280]

約数ペア:

[(1, 56042280), (2, 28021140), (3, 18680760), (4, 14010570), (5, 11208456), (6, 9340380), (7, 8006040), (8, 7005285), (9, 6226920), (10, 5604228), (12, 4670190), (14, 4003020), (15, 3736152), (18, 3113460), (20, 2802114), (21, 2668680), (24, 2335095), (27, 2075640), (28, 2001510), (30, 1868076), (35, 1601208), (36, 1556730), (40, 1401057), (42, 1334340), (45, 1245384), (49, 1143720), (54, 1037820), (56, 1000755), (60, 934038), (63, 889560), (70, 800604), (72, 778365), (81, 691880), (84, 667170), (90, 622692), (98, 571860), (105, 533736), (108, 518910), (120, 467019), (126, 444780), (135, 415128), (140, 400302), (147, 381240), (162, 345940), (168, 333585), (180, 311346), (189, 296520), (196, 285930), (210, 266868), (216, 259455), (245, 228744), (252, 222390), (270, 207564), (280, 200151), (294, 190620), (315, 177912), (324, 172970), (353, 158760), (360, 155673), (378, 148260), (392, 142965), (405, 138376), (420, 133434), (441, 127080), (490, 114372), (504, 111195), (540, 103782), (567, 98840), (588, 95310), (630, 88956), (648, 86485), (706, 79380), (735, 76248), (756, 74130), (810, 69188), (840, 66717), (882, 63540), (945, 59304), (980, 57186), (1059, 52920), (1080, 51891), (1134, 49420), (1176, 47655), (1260, 44478), (1323, 42360), (1412, 39690), (1470, 38124), (1512, 37065), (1620, 34594), (1764, 31770), (1765, 31752), (1890, 29652), (1960, 28593), (2118, 26460), (2205, 25416), (2268, 24710), (2471, 22680), (2520, 22239), (2646, 21180), (2824, 19845), (2835, 19768), (2940, 19062), (3177, 17640), (3240, 17297), (3528, 15885), (3530, 15876), (3780, 14826), (3969, 14120), (4236, 13230), (4410, 12708), (4536, 12355), (4942, 11340), (5292, 10590), (5295, 10584), (5670, 9884), (5880, 9531), (6354, 8820), (6615, 8472), (7060, 7938), (7413, 7560)]