205315020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:373

約数の個数: 192

約数和(自身を含む): 679956480

約数和(自身を除く): 474641460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 61, 69, 90, 92, 108, 115, 122, 135, 138, 180, 183, 207, 230, 244, 270, 271, 276, 305, 345, 366, 414, 460, 540, 542, 549, 610, 621, 690, 732, 813, 828, 915, 1035, 1084, 1098, 1220, 1242, 1355, 1380, 1403, 1626, 1647, 1830, 2070, 2196, 2439, 2484, 2710, 2745, 2806, 3105, 3252, 3294, 3660, 4065, 4140, 4209, 4878, 5420, 5490, 5612, 6210, 6233, 6588, 7015, 7317, 8130, 8235, 8418, 9756, 10980, 12195, 12420, 12466, 12627, 14030, 14634, 16260, 16470, 16531, 16836, 18699, 21045, 24390, 24932, 25254, 28060, 29268, 31165, 32940, 33062, 36585, 37398, 37881, 42090, 48780, 49593, 50508, 56097, 62330, 63135, 66124, 73170, 74796, 75762, 82655, 84180, 93495, 99186, 112194, 124660, 126270, 146340, 148779, 151524, 165310, 168291, 186990, 189405, 198372, 224388, 247965, 252540, 280485, 297558, 330620, 336582, 373980, 378810, 380213, 446337, 495930, 560970, 595116, 673164, 743895, 757620, 760426, 841455, 892674, 991860, 1121940, 1140639, 1487790, 1520852, 1682910, 1785348, 1901065, 2231685, 2281278, 2975580, 3365820, 3421917, 3802130, 4463370, 4562556, 5703195, 6843834, 7604260, 8926740, 10265751, 11406390, 13687668, 17109585, 20531502, 22812780, 34219170, 41063004, 51328755, 68438340, 102657510, 205315020]

約数ペア:

[(1, 205315020), (2, 102657510), (3, 68438340), (4, 51328755), (5, 41063004), (6, 34219170), (9, 22812780), (10, 20531502), (12, 17109585), (15, 13687668), (18, 11406390), (20, 10265751), (23, 8926740), (27, 7604260), (30, 6843834), (36, 5703195), (45, 4562556), (46, 4463370), (54, 3802130), (60, 3421917), (61, 3365820), (69, 2975580), (90, 2281278), (92, 2231685), (108, 1901065), (115, 1785348), (122, 1682910), (135, 1520852), (138, 1487790), (180, 1140639), (183, 1121940), (207, 991860), (230, 892674), (244, 841455), (270, 760426), (271, 757620), (276, 743895), (305, 673164), (345, 595116), (366, 560970), (414, 495930), (460, 446337), (540, 380213), (542, 378810), (549, 373980), (610, 336582), (621, 330620), (690, 297558), (732, 280485), (813, 252540), (828, 247965), (915, 224388), (1035, 198372), (1084, 189405), (1098, 186990), (1220, 168291), (1242, 165310), (1355, 151524), (1380, 148779), (1403, 146340), (1626, 126270), (1647, 124660), (1830, 112194), (2070, 99186), (2196, 93495), (2439, 84180), (2484, 82655), (2710, 75762), (2745, 74796), (2806, 73170), (3105, 66124), (3252, 63135), (3294, 62330), (3660, 56097), (4065, 50508), (4140, 49593), (4209, 48780), (4878, 42090), (5420, 37881), (5490, 37398), (5612, 36585), (6210, 33062), (6233, 32940), (6588, 31165), (7015, 29268), (7317, 28060), (8130, 25254), (8235, 24932), (8418, 24390), (9756, 21045), (10980, 18699), (12195, 16836), (12420, 16531), (12466, 16470), (12627, 16260), (14030, 14634)]