18696369060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1\times {\mathrm{1061}}^1$

素因数の和:1738

約数の個数: 144

約数和(自身を含む): 57150213120

約数和(自身を除く): 38453844060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 439, 446, 669, 878, 892, 1061, 1115, 1317, 1338, 1756, 2007, 2122, 2195, 2230, 2634, 2676, 3183, 3345, 3951, 4014, 4244, 4390, 4460, 5268, 5305, 6366, 6585, 6690, 7902, 8028, 8780, 9549, 10035, 10610, 12732, 13170, 13380, 15804, 15915, 19098, 19755, 20070, 21220, 26340, 31830, 38196, 39510, 40140, 47745, 63660, 79020, 95490, 97897, 190980, 195794, 236603, 293691, 391588, 465779, 473206, 489485, 587382, 709809, 881073, 931558, 946412, 978970, 1174764, 1183015, 1397337, 1419618, 1468455, 1762146, 1863116, 1957940, 2129427, 2328895, 2366030, 2794674, 2839236, 2936910, 3524292, 3549045, 4192011, 4258854, 4405365, 4657790, 4732060, 5589348, 5873820, 6986685, 7098090, 8384022, 8517708, 8810730, 9315580, 10647135, 13973370, 14196180, 16768044, 17621460, 20960055, 21294270, 27946740, 41920110, 42588540, 83840220, 103868717, 207737434, 311606151, 415474868, 519343585, 623212302, 934818453, 1038687170, 1246424604, 1558030755, 1869636906, 2077374340, 3116061510, 3739273812, 4674092265, 6232123020, 9348184530, 18696369060]

約数ペア:

[(1, 18696369060), (2, 9348184530), (3, 6232123020), (4, 4674092265), (5, 3739273812), (6, 3116061510), (9, 2077374340), (10, 1869636906), (12, 1558030755), (15, 1246424604), (18, 1038687170), (20, 934818453), (30, 623212302), (36, 519343585), (45, 415474868), (60, 311606151), (90, 207737434), (180, 103868717), (223, 83840220), (439, 42588540), (446, 41920110), (669, 27946740), (878, 21294270), (892, 20960055), (1061, 17621460), (1115, 16768044), (1317, 14196180), (1338, 13973370), (1756, 10647135), (2007, 9315580), (2122, 8810730), (2195, 8517708), (2230, 8384022), (2634, 7098090), (2676, 6986685), (3183, 5873820), (3345, 5589348), (3951, 4732060), (4014, 4657790), (4244, 4405365), (4390, 4258854), (4460, 4192011), (5268, 3549045), (5305, 3524292), (6366, 2936910), (6585, 2839236), (6690, 2794674), (7902, 2366030), (8028, 2328895), (8780, 2129427), (9549, 1957940), (10035, 1863116), (10610, 1762146), (12732, 1468455), (13170, 1419618), (13380, 1397337), (15804, 1183015), (15915, 1174764), (19098, 978970), (19755, 946412), (20070, 931558), (21220, 881073), (26340, 709809), (31830, 587382), (38196, 489485), (39510, 473206), (40140, 465779), (47745, 391588), (63660, 293691), (79020, 236603), (95490, 195794), (97897, 190980)]