191619960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1701

約数の個数: 128

約数和(自身を含む): 661824000

約数和(自身を除く): 470204040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 745, 840, 894, 1043, 1192, 1490, 1531, 1788, 2086, 2235, 2980, 3062, 3129, 3576, 4172, 4470, 4593, 5215, 5960, 6124, 6258, 7655, 8344, 8940, 9186, 10430, 10717, 12248, 12516, 15310, 15645, 17880, 18372, 20860, 21434, 22965, 25032, 30620, 31290, 32151, 36744, 41720, 42868, 45930, 53585, 61240, 62580, 64302, 85736, 91860, 107170, 125160, 128604, 160755, 183720, 214340, 228119, 257208, 321510, 428680, 456238, 643020, 684357, 912476, 1140595, 1286040, 1368714, 1596833, 1824952, 2281190, 2737428, 3193666, 3421785, 4562380, 4790499, 5474856, 6387332, 6843570, 7984165, 9124760, 9580998, 12774664, 13687140, 15968330, 19161996, 23952495, 27374280, 31936660, 38323992, 47904990, 63873320, 95809980, 191619960]

約数ペア:

[(1, 191619960), (2, 95809980), (3, 63873320), (4, 47904990), (5, 38323992), (6, 31936660), (7, 27374280), (8, 23952495), (10, 19161996), (12, 15968330), (14, 13687140), (15, 12774664), (20, 9580998), (21, 9124760), (24, 7984165), (28, 6843570), (30, 6387332), (35, 5474856), (40, 4790499), (42, 4562380), (56, 3421785), (60, 3193666), (70, 2737428), (84, 2281190), (105, 1824952), (120, 1596833), (140, 1368714), (149, 1286040), (168, 1140595), (210, 912476), (280, 684357), (298, 643020), (420, 456238), (447, 428680), (596, 321510), (745, 257208), (840, 228119), (894, 214340), (1043, 183720), (1192, 160755), (1490, 128604), (1531, 125160), (1788, 107170), (2086, 91860), (2235, 85736), (2980, 64302), (3062, 62580), (3129, 61240), (3576, 53585), (4172, 45930), (4470, 42868), (4593, 41720), (5215, 36744), (5960, 32151), (6124, 31290), (6258, 30620), (7655, 25032), (8344, 22965), (8940, 21434), (9186, 20860), (10430, 18372), (10717, 17880), (12248, 15645), (12516, 15310)]