251868240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 240

約数和(自身を含む): 926190720

約数和(自身を除く): 674322480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 71, 72, 78, 80, 90, 104, 117, 120, 130, 142, 144, 156, 180, 195, 208, 213, 234, 240, 260, 284, 312, 355, 360, 379, 390, 426, 468, 520, 568, 585, 624, 639, 710, 720, 758, 780, 852, 923, 936, 1040, 1065, 1136, 1137, 1170, 1278, 1420, 1516, 1560, 1704, 1846, 1872, 1895, 2130, 2274, 2340, 2556, 2769, 2840, 3032, 3120, 3195, 3408, 3411, 3692, 3790, 4260, 4548, 4615, 4680, 4927, 5112, 5538, 5680, 5685, 6064, 6390, 6822, 7384, 7580, 8307, 8520, 9096, 9230, 9360, 9854, 10224, 11076, 11370, 12780, 13644, 13845, 14768, 14781, 15160, 16614, 17040, 17055, 18192, 18460, 19708, 22152, 22740, 24635, 25560, 26909, 27288, 27690, 29562, 30320, 33228, 34110, 36920, 39416, 41535, 44304, 44343, 45480, 49270, 51120, 53818, 54576, 55380, 59124, 66456, 68220, 73840, 73905, 78832, 80727, 83070, 88686, 90960, 98540, 107636, 110760, 118248, 132912, 134545, 136440, 147810, 161454, 166140, 177372, 197080, 215272, 221520, 221715, 236496, 242181, 269090, 272880, 295620, 322908, 332280, 349817, 354744, 394160, 403635, 430544, 443430, 484362, 538180, 591240, 645816, 664560, 699634, 709488, 807270, 886860, 968724, 1049451, 1076360, 1182480, 1210905, 1291632, 1399268, 1614540, 1749085, 1773720, 1937448, 2098902, 2152720, 2421810, 2798536, 3148353, 3229080, 3498170, 3547440, 3874896, 4197804, 4843620, 5247255, 5597072, 6296706, 6458160, 6996340, 8395608, 9687240, 10494510, 12593412, 13992680, 15741765, 16791216, 19374480, 20989020, 25186824, 27985360, 31483530, 41978040, 50373648, 62967060, 83956080, 125934120, 251868240]

約数ペア:

[(1, 251868240), (2, 125934120), (3, 83956080), (4, 62967060), (5, 50373648), (6, 41978040), (8, 31483530), (9, 27985360), (10, 25186824), (12, 20989020), (13, 19374480), (15, 16791216), (16, 15741765), (18, 13992680), (20, 12593412), (24, 10494510), (26, 9687240), (30, 8395608), (36, 6996340), (39, 6458160), (40, 6296706), (45, 5597072), (48, 5247255), (52, 4843620), (60, 4197804), (65, 3874896), (71, 3547440), (72, 3498170), (78, 3229080), (80, 3148353), (90, 2798536), (104, 2421810), (117, 2152720), (120, 2098902), (130, 1937448), (142, 1773720), (144, 1749085), (156, 1614540), (180, 1399268), (195, 1291632), (208, 1210905), (213, 1182480), (234, 1076360), (240, 1049451), (260, 968724), (284, 886860), (312, 807270), (355, 709488), (360, 699634), (379, 664560), (390, 645816), (426, 591240), (468, 538180), (520, 484362), (568, 443430), (585, 430544), (624, 403635), (639, 394160), (710, 354744), (720, 349817), (758, 332280), (780, 322908), (852, 295620), (923, 272880), (936, 269090), (1040, 242181), (1065, 236496), (1136, 221715), (1137, 221520), (1170, 215272), (1278, 197080), (1420, 177372), (1516, 166140), (1560, 161454), (1704, 147810), (1846, 136440), (1872, 134545), (1895, 132912), (2130, 118248), (2274, 110760), (2340, 107636), (2556, 98540), (2769, 90960), (2840, 88686), (3032, 83070), (3120, 80727), (3195, 78832), (3408, 73905), (3411, 73840), (3692, 68220), (3790, 66456), (4260, 59124), (4548, 55380), (4615, 54576), (4680, 53818), (4927, 51120), (5112, 49270), (5538, 45480), (5680, 44343), (5685, 44304), (6064, 41535), (6390, 39416), (6822, 36920), (7384, 34110), (7580, 33228), (8307, 30320), (8520, 29562), (9096, 27690), (9230, 27288), (9360, 26909), (9854, 25560), (10224, 24635), (11076, 22740), (11370, 22152), (12780, 19708), (13644, 18460), (13845, 18192), (14768, 17055), (14781, 17040), (15160, 16614)]