258174280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3733}}^1$

素因数の和:3783

約数の個数: 128

約数和(自身を含む): 752774400

約数和(自身を除く): 494600120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2470, 2660, 3458, 3640, 3733, 4940, 5320, 6916, 7466, 8645, 9880, 13832, 14932, 17290, 18665, 26131, 29864, 34580, 37330, 48529, 52262, 69160, 70927, 74660, 97058, 104524, 130655, 141854, 149320, 194116, 209048, 242645, 261310, 283708, 339703, 354635, 388232, 485290, 496489, 522620, 567416, 679406, 709270, 922051, 970580, 992978, 1045240, 1358812, 1418540, 1698515, 1844102, 1941160, 1985956, 2482445, 2717624, 2837080, 3397030, 3688204, 3971912, 4610255, 4964890, 6454357, 6794060, 7376408, 9220510, 9929780, 12908714, 13588120, 18441020, 19859560, 25817428, 32271785, 36882040, 51634856, 64543570, 129087140, 258174280]

約数ペア:

[(1, 258174280), (2, 129087140), (4, 64543570), (5, 51634856), (7, 36882040), (8, 32271785), (10, 25817428), (13, 19859560), (14, 18441020), (19, 13588120), (20, 12908714), (26, 9929780), (28, 9220510), (35, 7376408), (38, 6794060), (40, 6454357), (52, 4964890), (56, 4610255), (65, 3971912), (70, 3688204), (76, 3397030), (91, 2837080), (95, 2717624), (104, 2482445), (130, 1985956), (133, 1941160), (140, 1844102), (152, 1698515), (182, 1418540), (190, 1358812), (247, 1045240), (260, 992978), (266, 970580), (280, 922051), (364, 709270), (380, 679406), (455, 567416), (494, 522620), (520, 496489), (532, 485290), (665, 388232), (728, 354635), (760, 339703), (910, 283708), (988, 261310), (1064, 242645), (1235, 209048), (1330, 194116), (1729, 149320), (1820, 141854), (1976, 130655), (2470, 104524), (2660, 97058), (3458, 74660), (3640, 70927), (3733, 69160), (4940, 52262), (5320, 48529), (6916, 37330), (7466, 34580), (8645, 29864), (9880, 26131), (13832, 18665), (14932, 17290)]