260490230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:582

約数の個数: 128

約数和(自身を含む): 642733056

約数和(自身を除く): 382242826

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 53, 55, 65, 70, 77, 91, 106, 110, 130, 143, 154, 182, 265, 286, 371, 385, 455, 491, 530, 583, 689, 715, 742, 770, 910, 982, 1001, 1166, 1378, 1430, 1855, 2002, 2455, 2915, 3437, 3445, 3710, 4081, 4823, 4910, 5005, 5401, 5830, 6383, 6874, 6890, 7579, 8162, 9646, 10010, 10802, 12766, 15158, 17185, 20405, 24115, 26023, 27005, 31915, 34370, 37807, 37895, 40810, 44681, 48230, 52046, 53053, 54010, 63830, 70213, 75614, 75790, 89362, 106106, 130115, 140426, 182161, 189035, 223405, 260230, 265265, 286253, 338299, 351065, 364322, 378070, 446810, 491491, 530530, 572506, 676598, 702130, 910805, 982982, 1431265, 1691495, 1821610, 2003771, 2368093, 2457455, 2862530, 3382990, 3721289, 4007542, 4736186, 4914910, 7442578, 10018855, 11840465, 18606445, 20037710, 23680930, 26049023, 37212890, 52098046, 130245115, 260490230]

約数ペア:

[(1, 260490230), (2, 130245115), (5, 52098046), (7, 37212890), (10, 26049023), (11, 23680930), (13, 20037710), (14, 18606445), (22, 11840465), (26, 10018855), (35, 7442578), (53, 4914910), (55, 4736186), (65, 4007542), (70, 3721289), (77, 3382990), (91, 2862530), (106, 2457455), (110, 2368093), (130, 2003771), (143, 1821610), (154, 1691495), (182, 1431265), (265, 982982), (286, 910805), (371, 702130), (385, 676598), (455, 572506), (491, 530530), (530, 491491), (583, 446810), (689, 378070), (715, 364322), (742, 351065), (770, 338299), (910, 286253), (982, 265265), (1001, 260230), (1166, 223405), (1378, 189035), (1430, 182161), (1855, 140426), (2002, 130115), (2455, 106106), (2915, 89362), (3437, 75790), (3445, 75614), (3710, 70213), (4081, 63830), (4823, 54010), (4910, 53053), (5005, 52046), (5401, 48230), (5830, 44681), (6383, 40810), (6874, 37895), (6890, 37807), (7579, 34370), (8162, 31915), (9646, 27005), (10010, 26023), (10802, 24115), (12766, 20405), (15158, 17185)]