305285520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1193

約数の個数: 160

約数和(自身を含む): 1004221440

約数和(自身を除く): 698935920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 37, 40, 48, 60, 62, 74, 80, 93, 111, 120, 124, 148, 155, 185, 186, 222, 240, 248, 296, 310, 370, 372, 444, 465, 496, 555, 592, 620, 740, 744, 888, 930, 1109, 1110, 1147, 1240, 1480, 1488, 1776, 1860, 2218, 2220, 2294, 2480, 2960, 3327, 3441, 3720, 4436, 4440, 4588, 5545, 5735, 6654, 6882, 7440, 8872, 8880, 9176, 11090, 11470, 13308, 13764, 16635, 17205, 17744, 18352, 22180, 22940, 26616, 27528, 33270, 34379, 34410, 41033, 44360, 45880, 53232, 55056, 66540, 68758, 68820, 82066, 88720, 91760, 103137, 123099, 133080, 137516, 137640, 164132, 171895, 205165, 206274, 246198, 266160, 275032, 275280, 328264, 343790, 410330, 412548, 492396, 515685, 550064, 615495, 656528, 687580, 820660, 825096, 984792, 1031370, 1230990, 1272023, 1375160, 1641320, 1650192, 1969584, 2062740, 2461980, 2544046, 2750320, 3282640, 3816069, 4125480, 4923960, 5088092, 6360115, 7632138, 8250960, 9847920, 10176184, 12720230, 15264276, 19080345, 20352368, 25440460, 30528552, 38160690, 50880920, 61057104, 76321380, 101761840, 152642760, 305285520]

約数ペア:

[(1, 305285520), (2, 152642760), (3, 101761840), (4, 76321380), (5, 61057104), (6, 50880920), (8, 38160690), (10, 30528552), (12, 25440460), (15, 20352368), (16, 19080345), (20, 15264276), (24, 12720230), (30, 10176184), (31, 9847920), (37, 8250960), (40, 7632138), (48, 6360115), (60, 5088092), (62, 4923960), (74, 4125480), (80, 3816069), (93, 3282640), (111, 2750320), (120, 2544046), (124, 2461980), (148, 2062740), (155, 1969584), (185, 1650192), (186, 1641320), (222, 1375160), (240, 1272023), (248, 1230990), (296, 1031370), (310, 984792), (370, 825096), (372, 820660), (444, 687580), (465, 656528), (496, 615495), (555, 550064), (592, 515685), (620, 492396), (740, 412548), (744, 410330), (888, 343790), (930, 328264), (1109, 275280), (1110, 275032), (1147, 266160), (1240, 246198), (1480, 206274), (1488, 205165), (1776, 171895), (1860, 164132), (2218, 137640), (2220, 137516), (2294, 133080), (2480, 123099), (2960, 103137), (3327, 91760), (3441, 88720), (3720, 82066), (4436, 68820), (4440, 68758), (4588, 66540), (5545, 55056), (5735, 53232), (6654, 45880), (6882, 44360), (7440, 41033), (8872, 34410), (8880, 34379), (9176, 33270), (11090, 27528), (11470, 26616), (13308, 22940), (13764, 22180), (16635, 18352), (17205, 17744)]