964672020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{412253}}^1$

素因数の和:412281

約数の個数: 72

約数和(自身を含む): 3151269576

約数和(自身を除く): 2186597556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 412253, 824506, 1236759, 1649012, 2061265, 2473518, 3710277, 4122530, 4947036, 5359289, 6183795, 7420554, 8245060, 10718578, 12367590, 14841108, 16077867, 18551385, 21437156, 24735180, 26796445, 32155734, 37102770, 48233601, 53592890, 64311468, 74205540, 80389335, 96467202, 107185780, 160778670, 192934404, 241168005, 321557340, 482336010, 964672020]

約数ペア:

[(1, 964672020), (2, 482336010), (3, 321557340), (4, 241168005), (5, 192934404), (6, 160778670), (9, 107185780), (10, 96467202), (12, 80389335), (13, 74205540), (15, 64311468), (18, 53592890), (20, 48233601), (26, 37102770), (30, 32155734), (36, 26796445), (39, 24735180), (45, 21437156), (52, 18551385), (60, 16077867), (65, 14841108), (78, 12367590), (90, 10718578), (117, 8245060), (130, 7420554), (156, 6183795), (180, 5359289), (195, 4947036), (234, 4122530), (260, 3710277), (390, 2473518), (468, 2061265), (585, 1649012), (780, 1236759), (1170, 824506), (2340, 412253)]