258912810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{613}}^1$

素因数の和:677

約数の個数: 144

約数和(自身を含む): 766367784

約数和(自身を除く): 507454974

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 361, 390, 494, 570, 585, 613, 722, 741, 855, 1083, 1170, 1226, 1235, 1482, 1710, 1805, 1839, 2166, 2223, 2470, 3065, 3249, 3610, 3678, 3705, 4446, 4693, 5415, 5517, 6130, 6498, 7410, 7969, 9195, 9386, 10830, 11034, 11115, 11647, 14079, 15938, 16245, 18390, 22230, 23294, 23465, 23907, 27585, 28158, 32490, 34941, 39845, 42237, 46930, 47814, 55170, 58235, 69882, 70395, 71721, 79690, 84474, 104823, 116470, 119535, 140790, 143442, 151411, 174705, 209646, 211185, 221293, 239070, 302822, 349410, 358605, 422370, 442586, 454233, 524115, 663879, 717210, 757055, 908466, 1048230, 1106465, 1327758, 1362699, 1514110, 1991637, 2212930, 2271165, 2725398, 2876809, 3319395, 3983274, 4542330, 5753618, 6638790, 6813495, 8630427, 9958185, 13626990, 14384045, 17260854, 19916370, 25891281, 28768090, 43152135, 51782562, 86304270, 129456405, 258912810]

約数ペア:

[(1, 258912810), (2, 129456405), (3, 86304270), (5, 51782562), (6, 43152135), (9, 28768090), (10, 25891281), (13, 19916370), (15, 17260854), (18, 14384045), (19, 13626990), (26, 9958185), (30, 8630427), (38, 6813495), (39, 6638790), (45, 5753618), (57, 4542330), (65, 3983274), (78, 3319395), (90, 2876809), (95, 2725398), (114, 2271165), (117, 2212930), (130, 1991637), (171, 1514110), (190, 1362699), (195, 1327758), (234, 1106465), (247, 1048230), (285, 908466), (342, 757055), (361, 717210), (390, 663879), (494, 524115), (570, 454233), (585, 442586), (613, 422370), (722, 358605), (741, 349410), (855, 302822), (1083, 239070), (1170, 221293), (1226, 211185), (1235, 209646), (1482, 174705), (1710, 151411), (1805, 143442), (1839, 140790), (2166, 119535), (2223, 116470), (2470, 104823), (3065, 84474), (3249, 79690), (3610, 71721), (3678, 70395), (3705, 69882), (4446, 58235), (4693, 55170), (5415, 47814), (5517, 46930), (6130, 42237), (6498, 39845), (7410, 34941), (7969, 32490), (9195, 28158), (9386, 27585), (10830, 23907), (11034, 23465), (11115, 23294), (11647, 22230), (14079, 18390), (15938, 16245)]