252449120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:725

約数の個数: 192

約数和(自身を含む): 768724992

約数和(自身を除く): 516275872

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 341, 352, 385, 434, 440, 496, 560, 616, 620, 661, 682, 770, 868, 880, 992, 1085, 1120, 1232, 1240, 1322, 1364, 1540, 1705, 1736, 1760, 2170, 2387, 2464, 2480, 2644, 2728, 3080, 3305, 3410, 3472, 4340, 4627, 4774, 4960, 5288, 5456, 6160, 6610, 6820, 6944, 7271, 8680, 9254, 9548, 10576, 10912, 11935, 12320, 13220, 13640, 14542, 17360, 18508, 19096, 20491, 21152, 23135, 23870, 26440, 27280, 29084, 34720, 36355, 37016, 38192, 40982, 46270, 47740, 50897, 52880, 54560, 58168, 72710, 74032, 76384, 81964, 92540, 95480, 101794, 102455, 105760, 116336, 143437, 145420, 148064, 163928, 185080, 190960, 203588, 204910, 225401, 232672, 254485, 286874, 290840, 327856, 370160, 381920, 407176, 409820, 450802, 508970, 573748, 581680, 655712, 717185, 740320, 814352, 819640, 901604, 1017940, 1127005, 1147496, 1163360, 1434370, 1577807, 1628704, 1639280, 1803208, 2035880, 2254010, 2294992, 2868740, 3155614, 3278560, 3606416, 4071760, 4508020, 4589984, 5737480, 6311228, 7212832, 7889035, 8143520, 9016040, 11474960, 12622456, 15778070, 18032080, 22949920, 25244912, 31556140, 36064160, 50489824, 63112280, 126224560, 252449120]

約数ペア:

[(1, 252449120), (2, 126224560), (4, 63112280), (5, 50489824), (7, 36064160), (8, 31556140), (10, 25244912), (11, 22949920), (14, 18032080), (16, 15778070), (20, 12622456), (22, 11474960), (28, 9016040), (31, 8143520), (32, 7889035), (35, 7212832), (40, 6311228), (44, 5737480), (55, 4589984), (56, 4508020), (62, 4071760), (70, 3606416), (77, 3278560), (80, 3155614), (88, 2868740), (110, 2294992), (112, 2254010), (124, 2035880), (140, 1803208), (154, 1639280), (155, 1628704), (160, 1577807), (176, 1434370), (217, 1163360), (220, 1147496), (224, 1127005), (248, 1017940), (280, 901604), (308, 819640), (310, 814352), (341, 740320), (352, 717185), (385, 655712), (434, 581680), (440, 573748), (496, 508970), (560, 450802), (616, 409820), (620, 407176), (661, 381920), (682, 370160), (770, 327856), (868, 290840), (880, 286874), (992, 254485), (1085, 232672), (1120, 225401), (1232, 204910), (1240, 203588), (1322, 190960), (1364, 185080), (1540, 163928), (1705, 148064), (1736, 145420), (1760, 143437), (2170, 116336), (2387, 105760), (2464, 102455), (2480, 101794), (2644, 95480), (2728, 92540), (3080, 81964), (3305, 76384), (3410, 74032), (3472, 72710), (4340, 58168), (4627, 54560), (4774, 52880), (4960, 50897), (5288, 47740), (5456, 46270), (6160, 40982), (6610, 38192), (6820, 37016), (6944, 36355), (7271, 34720), (8680, 29084), (9254, 27280), (9548, 26440), (10576, 23870), (10912, 23135), (11935, 21152), (12320, 20491), (13220, 19096), (13640, 18508), (14542, 17360)]