455280280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 256

約数和(自身を含む): 1378944000

約数和(自身を除く): 923663720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 29, 35, 38, 40, 52, 56, 58, 65, 70, 76, 91, 95, 104, 116, 130, 133, 140, 145, 152, 182, 190, 203, 227, 232, 247, 260, 266, 280, 290, 364, 377, 380, 406, 454, 455, 494, 520, 532, 551, 580, 665, 728, 754, 760, 812, 908, 910, 988, 1015, 1064, 1102, 1135, 1160, 1235, 1330, 1508, 1589, 1624, 1729, 1816, 1820, 1885, 1976, 2030, 2204, 2270, 2470, 2639, 2660, 2755, 2951, 3016, 3178, 3458, 3640, 3770, 3857, 4060, 4313, 4408, 4540, 4940, 5278, 5320, 5510, 5902, 6356, 6583, 6916, 7163, 7540, 7714, 7945, 8120, 8626, 8645, 9080, 9880, 10556, 11020, 11804, 12712, 13166, 13195, 13832, 14326, 14755, 15080, 15428, 15890, 17252, 17290, 19285, 20657, 21112, 21565, 22040, 23608, 26332, 26390, 28652, 29510, 30191, 30856, 31780, 32915, 34504, 34580, 35815, 38570, 41314, 43130, 46081, 50141, 52664, 52780, 56069, 57304, 59020, 60382, 63560, 65830, 69160, 71630, 77140, 82628, 85579, 86260, 92162, 100282, 103285, 105560, 112138, 118040, 120764, 125077, 131660, 143260, 150955, 154280, 165256, 171158, 172520, 184324, 200564, 206570, 224276, 230405, 241528, 250154, 250705, 263320, 280345, 286520, 301910, 342316, 368648, 392483, 401128, 413140, 427895, 448552, 460810, 500308, 501410, 560690, 599053, 603820, 625385, 684632, 784966, 826280, 855790, 875539, 921620, 1000616, 1002820, 1121380, 1198106, 1207640, 1250770, 1569932, 1626001, 1711580, 1751078, 1843240, 1962415, 2005640, 2242760, 2396212, 2501540, 2995265, 3139864, 3252002, 3423160, 3502156, 3924830, 4377695, 4792424, 5003080, 5990530, 6504004, 7004312, 7849660, 8130005, 8755390, 11382007, 11981060, 13008008, 15699320, 16260010, 17510780, 22764014, 23962120, 32520020, 35021560, 45528028, 56910035, 65040040, 91056056, 113820070, 227640140, 455280280]

約数ペア:

[(1, 455280280), (2, 227640140), (4, 113820070), (5, 91056056), (7, 65040040), (8, 56910035), (10, 45528028), (13, 35021560), (14, 32520020), (19, 23962120), (20, 22764014), (26, 17510780), (28, 16260010), (29, 15699320), (35, 13008008), (38, 11981060), (40, 11382007), (52, 8755390), (56, 8130005), (58, 7849660), (65, 7004312), (70, 6504004), (76, 5990530), (91, 5003080), (95, 4792424), (104, 4377695), (116, 3924830), (130, 3502156), (133, 3423160), (140, 3252002), (145, 3139864), (152, 2995265), (182, 2501540), (190, 2396212), (203, 2242760), (227, 2005640), (232, 1962415), (247, 1843240), (260, 1751078), (266, 1711580), (280, 1626001), (290, 1569932), (364, 1250770), (377, 1207640), (380, 1198106), (406, 1121380), (454, 1002820), (455, 1000616), (494, 921620), (520, 875539), (532, 855790), (551, 826280), (580, 784966), (665, 684632), (728, 625385), (754, 603820), (760, 599053), (812, 560690), (908, 501410), (910, 500308), (988, 460810), (1015, 448552), (1064, 427895), (1102, 413140), (1135, 401128), (1160, 392483), (1235, 368648), (1330, 342316), (1508, 301910), (1589, 286520), (1624, 280345), (1729, 263320), (1816, 250705), (1820, 250154), (1885, 241528), (1976, 230405), (2030, 224276), (2204, 206570), (2270, 200564), (2470, 184324), (2639, 172520), (2660, 171158), (2755, 165256), (2951, 154280), (3016, 150955), (3178, 143260), (3458, 131660), (3640, 125077), (3770, 120764), (3857, 118040), (4060, 112138), (4313, 105560), (4408, 103285), (4540, 100282), (4940, 92162), (5278, 86260), (5320, 85579), (5510, 82628), (5902, 77140), (6356, 71630), (6583, 69160), (6916, 65830), (7163, 63560), (7540, 60382), (7714, 59020), (7945, 57304), (8120, 56069), (8626, 52780), (8645, 52664), (9080, 50141), (9880, 46081), (10556, 43130), (11020, 41314), (11804, 38570), (12712, 35815), (13166, 34580), (13195, 34504), (13832, 32915), (14326, 31780), (14755, 30856), (15080, 30191), (15428, 29510), (15890, 28652), (17252, 26390), (17290, 26332), (19285, 23608), (20657, 22040), (21112, 21565)]