217105470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 600968160

約数和(自身を除く): 383862690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 289, 306, 491, 510, 578, 765, 867, 982, 1445, 1473, 1530, 1734, 2455, 2601, 2890, 2946, 4335, 4419, 4910, 4913, 5202, 7365, 8347, 8670, 8838, 9826, 13005, 14730, 14739, 16694, 22095, 24565, 25041, 26010, 29478, 41735, 44190, 44217, 49130, 50082, 73695, 75123, 83470, 88434, 125205, 141899, 147390, 150246, 221085, 250410, 283798, 375615, 425697, 442170, 709495, 751230, 851394, 1277091, 1418990, 2128485, 2412283, 2554182, 4256970, 4824566, 6385455, 7236849, 12061415, 12770910, 14473698, 21710547, 24122830, 36184245, 43421094, 72368490, 108552735, 217105470]

約数ペア:

[(1, 217105470), (2, 108552735), (3, 72368490), (5, 43421094), (6, 36184245), (9, 24122830), (10, 21710547), (15, 14473698), (17, 12770910), (18, 12061415), (30, 7236849), (34, 6385455), (45, 4824566), (51, 4256970), (85, 2554182), (90, 2412283), (102, 2128485), (153, 1418990), (170, 1277091), (255, 851394), (289, 751230), (306, 709495), (491, 442170), (510, 425697), (578, 375615), (765, 283798), (867, 250410), (982, 221085), (1445, 150246), (1473, 147390), (1530, 141899), (1734, 125205), (2455, 88434), (2601, 83470), (2890, 75123), (2946, 73695), (4335, 50082), (4419, 49130), (4910, 44217), (4913, 44190), (5202, 41735), (7365, 29478), (8347, 26010), (8670, 25041), (8838, 24565), (9826, 22095), (13005, 16694), (14730, 14739)]