253642740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{751}}^1$

素因数の和:1209

約数の個数: 96

約数和(自身を含む): 767617536

約数和(自身を除く): 513974796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 433, 751, 780, 866, 1299, 1502, 1732, 2165, 2253, 2598, 3004, 3755, 4330, 4506, 5196, 5629, 6495, 7510, 8660, 9012, 9763, 11258, 11265, 12990, 15020, 16887, 19526, 22516, 22530, 25980, 28145, 29289, 33774, 39052, 45060, 48815, 56290, 58578, 67548, 84435, 97630, 112580, 117156, 146445, 168870, 195260, 292890, 325183, 337740, 585780, 650366, 975549, 1300732, 1625915, 1951098, 3251830, 3902196, 4227379, 4877745, 6503660, 8454758, 9755490, 12682137, 16909516, 19510980, 21136895, 25364274, 42273790, 50728548, 63410685, 84547580, 126821370, 253642740]

約数ペア:

[(1, 253642740), (2, 126821370), (3, 84547580), (4, 63410685), (5, 50728548), (6, 42273790), (10, 25364274), (12, 21136895), (13, 19510980), (15, 16909516), (20, 12682137), (26, 9755490), (30, 8454758), (39, 6503660), (52, 4877745), (60, 4227379), (65, 3902196), (78, 3251830), (130, 1951098), (156, 1625915), (195, 1300732), (260, 975549), (390, 650366), (433, 585780), (751, 337740), (780, 325183), (866, 292890), (1299, 195260), (1502, 168870), (1732, 146445), (2165, 117156), (2253, 112580), (2598, 97630), (3004, 84435), (3755, 67548), (4330, 58578), (4506, 56290), (5196, 48815), (5629, 45060), (6495, 39052), (7510, 33774), (8660, 29289), (9012, 28145), (9763, 25980), (11258, 22530), (11265, 22516), (12990, 19526), (15020, 16887)]