78647580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 275367456

約数和(自身を除く): 196719876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 121, 132, 138, 157, 165, 180, 198, 207, 220, 230, 242, 253, 276, 314, 330, 345, 363, 396, 414, 460, 471, 484, 495, 506, 605, 628, 660, 690, 726, 759, 785, 828, 942, 990, 1012, 1035, 1089, 1210, 1265, 1380, 1413, 1452, 1518, 1570, 1727, 1815, 1884, 1980, 2070, 2178, 2277, 2355, 2420, 2530, 2783, 2826, 3036, 3140, 3454, 3611, 3630, 3795, 4140, 4356, 4554, 4710, 5060, 5181, 5445, 5566, 5652, 6908, 7065, 7222, 7260, 7590, 8349, 8635, 9108, 9420, 10362, 10833, 10890, 11132, 11385, 13915, 14130, 14444, 15180, 15543, 16698, 17270, 18055, 18997, 20724, 21666, 21780, 22770, 25047, 25905, 27830, 28260, 31086, 32499, 33396, 34540, 36110, 37994, 39721, 41745, 43332, 45540, 50094, 51810, 54165, 55660, 56991, 62172, 64998, 72220, 75988, 77715, 79442, 83490, 94985, 100188, 103620, 108330, 113982, 119163, 125235, 129996, 155430, 158884, 162495, 166980, 170973, 189970, 198605, 216660, 227964, 238326, 250470, 284955, 310860, 324990, 341946, 357489, 379940, 397210, 436931, 476652, 500940, 569910, 595815, 649980, 683892, 714978, 794420, 854865, 873862, 1139820, 1191630, 1310793, 1429956, 1709730, 1747724, 1787445, 2184655, 2383260, 2621586, 3419460, 3574890, 3932379, 4369310, 5243172, 6553965, 7149780, 7864758, 8738620, 13107930, 15729516, 19661895, 26215860, 39323790, 78647580]

約数ペア:

[(1, 78647580), (2, 39323790), (3, 26215860), (4, 19661895), (5, 15729516), (6, 13107930), (9, 8738620), (10, 7864758), (11, 7149780), (12, 6553965), (15, 5243172), (18, 4369310), (20, 3932379), (22, 3574890), (23, 3419460), (30, 2621586), (33, 2383260), (36, 2184655), (44, 1787445), (45, 1747724), (46, 1709730), (55, 1429956), (60, 1310793), (66, 1191630), (69, 1139820), (90, 873862), (92, 854865), (99, 794420), (110, 714978), (115, 683892), (121, 649980), (132, 595815), (138, 569910), (157, 500940), (165, 476652), (180, 436931), (198, 397210), (207, 379940), (220, 357489), (230, 341946), (242, 324990), (253, 310860), (276, 284955), (314, 250470), (330, 238326), (345, 227964), (363, 216660), (396, 198605), (414, 189970), (460, 170973), (471, 166980), (484, 162495), (495, 158884), (506, 155430), (605, 129996), (628, 125235), (660, 119163), (690, 113982), (726, 108330), (759, 103620), (785, 100188), (828, 94985), (942, 83490), (990, 79442), (1012, 77715), (1035, 75988), (1089, 72220), (1210, 64998), (1265, 62172), (1380, 56991), (1413, 55660), (1452, 54165), (1518, 51810), (1570, 50094), (1727, 45540), (1815, 43332), (1884, 41745), (1980, 39721), (2070, 37994), (2178, 36110), (2277, 34540), (2355, 33396), (2420, 32499), (2530, 31086), (2783, 28260), (2826, 27830), (3036, 25905), (3140, 25047), (3454, 22770), (3611, 21780), (3630, 21666), (3795, 20724), (4140, 18997), (4356, 18055), (4554, 17270), (4710, 16698), (5060, 15543), (5181, 15180), (5445, 14444), (5566, 14130), (5652, 13915), (6908, 11385), (7065, 11132), (7222, 10890), (7260, 10833), (7590, 10362), (8349, 9420), (8635, 9108)]