1611486520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:550

約数の個数: 192

約数和(自身を含む): 4491828000

約数和(自身を除く): 2880341480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 109, 133, 140, 152, 190, 196, 218, 245, 266, 280, 380, 392, 397, 436, 490, 532, 545, 665, 760, 763, 794, 872, 931, 980, 1064, 1090, 1330, 1526, 1588, 1862, 1960, 1985, 2071, 2180, 2660, 2779, 3052, 3176, 3724, 3815, 3970, 4142, 4360, 4655, 5320, 5341, 5558, 6104, 7448, 7543, 7630, 7940, 8284, 9310, 10355, 10682, 11116, 13895, 14497, 15086, 15260, 15880, 16568, 18620, 19453, 20710, 21364, 22232, 26705, 27790, 28994, 30172, 30520, 37240, 37715, 38906, 41420, 42728, 43273, 52801, 53410, 55580, 57988, 60344, 72485, 75430, 77812, 82840, 86546, 97265, 101479, 105602, 106820, 111160, 115976, 144970, 150860, 155624, 173092, 194530, 202958, 211204, 213640, 216365, 264005, 289940, 301720, 302911, 346184, 369607, 389060, 405916, 422408, 432730, 507395, 528010, 579880, 605822, 739214, 778120, 811832, 822187, 865460, 1014790, 1056020, 1211644, 1478428, 1514555, 1644374, 1730920, 1848035, 2029580, 2112040, 2120377, 2423288, 2956856, 3029110, 3288748, 3696070, 4059160, 4110935, 4240754, 5755309, 6058220, 6577496, 7392140, 8221870, 8481508, 10601885, 11510618, 12116440, 14784280, 16443740, 16963016, 21203770, 23021236, 28776545, 32887480, 40287163, 42407540, 46042472, 57553090, 80574326, 84815080, 115106180, 161148652, 201435815, 230212360, 322297304, 402871630, 805743260, 1611486520]

約数ペア:

[(1, 1611486520), (2, 805743260), (4, 402871630), (5, 322297304), (7, 230212360), (8, 201435815), (10, 161148652), (14, 115106180), (19, 84815080), (20, 80574326), (28, 57553090), (35, 46042472), (38, 42407540), (40, 40287163), (49, 32887480), (56, 28776545), (70, 23021236), (76, 21203770), (95, 16963016), (98, 16443740), (109, 14784280), (133, 12116440), (140, 11510618), (152, 10601885), (190, 8481508), (196, 8221870), (218, 7392140), (245, 6577496), (266, 6058220), (280, 5755309), (380, 4240754), (392, 4110935), (397, 4059160), (436, 3696070), (490, 3288748), (532, 3029110), (545, 2956856), (665, 2423288), (760, 2120377), (763, 2112040), (794, 2029580), (872, 1848035), (931, 1730920), (980, 1644374), (1064, 1514555), (1090, 1478428), (1330, 1211644), (1526, 1056020), (1588, 1014790), (1862, 865460), (1960, 822187), (1985, 811832), (2071, 778120), (2180, 739214), (2660, 605822), (2779, 579880), (3052, 528010), (3176, 507395), (3724, 432730), (3815, 422408), (3970, 405916), (4142, 389060), (4360, 369607), (4655, 346184), (5320, 302911), (5341, 301720), (5558, 289940), (6104, 264005), (7448, 216365), (7543, 213640), (7630, 211204), (7940, 202958), (8284, 194530), (9310, 173092), (10355, 155624), (10682, 150860), (11116, 144970), (13895, 115976), (14497, 111160), (15086, 106820), (15260, 105602), (15880, 101479), (16568, 97265), (18620, 86546), (19453, 82840), (20710, 77812), (21364, 75430), (22232, 72485), (26705, 60344), (27790, 57988), (28994, 55580), (30172, 53410), (30520, 52801), (37240, 43273), (37715, 42728), (38906, 41420)]