2901210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 7717248

約数和(自身を除く): 4816038

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 173, 195, 215, 258, 346, 390, 430, 519, 559, 645, 865, 1038, 1118, 1290, 1677, 1730, 2249, 2595, 2795, 3354, 4498, 5190, 5590, 6747, 7439, 8385, 11245, 13494, 14878, 16770, 22317, 22490, 33735, 37195, 44634, 67470, 74390, 96707, 111585, 193414, 223170, 290121, 483535, 580242, 967070, 1450605, 2901210]

約数ペア:

[(1, 2901210), (2, 1450605), (3, 967070), (5, 580242), (6, 483535), (10, 290121), (13, 223170), (15, 193414), (26, 111585), (30, 96707), (39, 74390), (43, 67470), (65, 44634), (78, 37195), (86, 33735), (129, 22490), (130, 22317), (173, 16770), (195, 14878), (215, 13494), (258, 11245), (346, 8385), (390, 7439), (430, 6747), (519, 5590), (559, 5190), (645, 4498), (865, 3354), (1038, 2795), (1118, 2595), (1290, 2249), (1677, 1730)]