20710754460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{563}}^2$

素因数の和:1166

約数の個数: 216

約数和(自身を含む): 70949573520

約数和(自身を除く): 50238819060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 563, 594, 605, 660, 726, 990, 1089, 1126, 1188, 1210, 1452, 1485, 1689, 1815, 1980, 2178, 2252, 2420, 2815, 2970, 3267, 3378, 3630, 4356, 5067, 5445, 5630, 5940, 6193, 6534, 6756, 7260, 8445, 10134, 10890, 11260, 12386, 13068, 15201, 16335, 16890, 18579, 20268, 21780, 24772, 25335, 30402, 30965, 32670, 33780, 37158, 50670, 55737, 60804, 61930, 65340, 68123, 74316, 76005, 92895, 101340, 111474, 123860, 136246, 152010, 167211, 185790, 204369, 222948, 272492, 278685, 304020, 316969, 334422, 340615, 371580, 408738, 557370, 613107, 633938, 668844, 681230, 817476, 836055, 950907, 1021845, 1114740, 1226214, 1267876, 1362460, 1584845, 1672110, 1839321, 1901814, 2043690, 2452428, 2852721, 3065535, 3169690, 3344220, 3486659, 3678642, 3803628, 4087380, 4754535, 5705442, 6131070, 6339380, 6973318, 7357284, 8558163, 9196605, 9509070, 10459977, 11410884, 12262140, 13946636, 14263605, 17116326, 17433295, 18393210, 19018140, 20919954, 28527210, 31379931, 34232652, 34866590, 36786420, 38353249, 41839908, 42790815, 52299885, 57054420, 62759862, 69733180, 76706498, 85581630, 94139793, 104599770, 115059747, 125519724, 153412996, 156899655, 171163260, 188279586, 191766245, 209199540, 230119494, 313799310, 345179241, 376559172, 383532490, 460238988, 470698965, 575298735, 627598620, 690358482, 767064980, 941397930, 1035537723, 1150597470, 1380716964, 1725896205, 1882795860, 2071075446, 2301194940, 3451792410, 4142150892, 5177688615, 6903584820, 10355377230, 20710754460]

約数ペア:

[(1, 20710754460), (2, 10355377230), (3, 6903584820), (4, 5177688615), (5, 4142150892), (6, 3451792410), (9, 2301194940), (10, 2071075446), (11, 1882795860), (12, 1725896205), (15, 1380716964), (18, 1150597470), (20, 1035537723), (22, 941397930), (27, 767064980), (30, 690358482), (33, 627598620), (36, 575298735), (44, 470698965), (45, 460238988), (54, 383532490), (55, 376559172), (60, 345179241), (66, 313799310), (90, 230119494), (99, 209199540), (108, 191766245), (110, 188279586), (121, 171163260), (132, 156899655), (135, 153412996), (165, 125519724), (180, 115059747), (198, 104599770), (220, 94139793), (242, 85581630), (270, 76706498), (297, 69733180), (330, 62759862), (363, 57054420), (396, 52299885), (484, 42790815), (495, 41839908), (540, 38353249), (563, 36786420), (594, 34866590), (605, 34232652), (660, 31379931), (726, 28527210), (990, 20919954), (1089, 19018140), (1126, 18393210), (1188, 17433295), (1210, 17116326), (1452, 14263605), (1485, 13946636), (1689, 12262140), (1815, 11410884), (1980, 10459977), (2178, 9509070), (2252, 9196605), (2420, 8558163), (2815, 7357284), (2970, 6973318), (3267, 6339380), (3378, 6131070), (3630, 5705442), (4356, 4754535), (5067, 4087380), (5445, 3803628), (5630, 3678642), (5940, 3486659), (6193, 3344220), (6534, 3169690), (6756, 3065535), (7260, 2852721), (8445, 2452428), (10134, 2043690), (10890, 1901814), (11260, 1839321), (12386, 1672110), (13068, 1584845), (15201, 1362460), (16335, 1267876), (16890, 1226214), (18579, 1114740), (20268, 1021845), (21780, 950907), (24772, 836055), (25335, 817476), (30402, 681230), (30965, 668844), (32670, 633938), (33780, 613107), (37158, 557370), (50670, 408738), (55737, 371580), (60804, 340615), (61930, 334422), (65340, 316969), (68123, 304020), (74316, 278685), (76005, 272492), (92895, 222948), (101340, 204369), (111474, 185790), (123860, 167211), (136246, 152010)]