280555080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 256

約数和(自身を含む): 979776000

約数和(自身を除く): 699220920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 71, 78, 85, 102, 104, 120, 130, 136, 142, 149, 156, 170, 195, 204, 213, 221, 255, 260, 284, 298, 312, 340, 355, 390, 408, 426, 442, 447, 510, 520, 568, 596, 663, 680, 710, 745, 780, 852, 884, 894, 923, 1020, 1065, 1105, 1192, 1207, 1326, 1420, 1490, 1560, 1704, 1768, 1788, 1846, 1937, 2040, 2130, 2210, 2235, 2414, 2533, 2652, 2769, 2840, 2980, 3315, 3576, 3621, 3692, 3874, 4260, 4420, 4470, 4615, 4828, 5066, 5304, 5538, 5811, 5960, 6035, 6630, 7242, 7384, 7599, 7748, 8520, 8840, 8940, 9230, 9656, 9685, 10132, 10579, 11076, 11622, 12070, 12665, 13260, 13845, 14484, 15198, 15496, 15691, 17880, 18105, 18460, 19370, 20264, 21158, 22152, 23244, 24140, 25330, 26520, 27690, 28968, 29055, 30396, 31382, 31737, 32929, 36210, 36920, 37995, 38740, 42316, 46488, 47073, 48280, 50660, 52895, 55380, 58110, 60792, 62764, 63474, 65858, 72420, 75990, 77480, 78455, 84632, 94146, 98787, 101320, 105790, 110760, 116220, 125528, 126948, 131716, 137527, 144840, 151980, 156910, 158685, 164645, 179843, 188292, 197574, 211580, 232440, 235365, 253896, 263432, 275054, 303960, 313820, 317370, 329290, 359686, 376584, 395148, 412581, 423160, 470730, 493935, 539529, 550108, 627640, 634740, 658580, 687635, 719372, 790296, 825162, 899215, 941460, 987870, 1079058, 1100216, 1269480, 1317160, 1375270, 1438744, 1650324, 1798430, 1882920, 1975740, 2062905, 2158116, 2337959, 2697645, 2750540, 3300648, 3596860, 3951480, 4125810, 4316232, 4675918, 5395290, 5501080, 7013877, 7193720, 8251620, 9351836, 10790580, 11689795, 14027754, 16503240, 18703672, 21581160, 23379590, 28055508, 35069385, 46759180, 56111016, 70138770, 93518360, 140277540, 280555080]

約数ペア:

[(1, 280555080), (2, 140277540), (3, 93518360), (4, 70138770), (5, 56111016), (6, 46759180), (8, 35069385), (10, 28055508), (12, 23379590), (13, 21581160), (15, 18703672), (17, 16503240), (20, 14027754), (24, 11689795), (26, 10790580), (30, 9351836), (34, 8251620), (39, 7193720), (40, 7013877), (51, 5501080), (52, 5395290), (60, 4675918), (65, 4316232), (68, 4125810), (71, 3951480), (78, 3596860), (85, 3300648), (102, 2750540), (104, 2697645), (120, 2337959), (130, 2158116), (136, 2062905), (142, 1975740), (149, 1882920), (156, 1798430), (170, 1650324), (195, 1438744), (204, 1375270), (213, 1317160), (221, 1269480), (255, 1100216), (260, 1079058), (284, 987870), (298, 941460), (312, 899215), (340, 825162), (355, 790296), (390, 719372), (408, 687635), (426, 658580), (442, 634740), (447, 627640), (510, 550108), (520, 539529), (568, 493935), (596, 470730), (663, 423160), (680, 412581), (710, 395148), (745, 376584), (780, 359686), (852, 329290), (884, 317370), (894, 313820), (923, 303960), (1020, 275054), (1065, 263432), (1105, 253896), (1192, 235365), (1207, 232440), (1326, 211580), (1420, 197574), (1490, 188292), (1560, 179843), (1704, 164645), (1768, 158685), (1788, 156910), (1846, 151980), (1937, 144840), (2040, 137527), (2130, 131716), (2210, 126948), (2235, 125528), (2414, 116220), (2533, 110760), (2652, 105790), (2769, 101320), (2840, 98787), (2980, 94146), (3315, 84632), (3576, 78455), (3621, 77480), (3692, 75990), (3874, 72420), (4260, 65858), (4420, 63474), (4470, 62764), (4615, 60792), (4828, 58110), (5066, 55380), (5304, 52895), (5538, 50660), (5811, 48280), (5960, 47073), (6035, 46488), (6630, 42316), (7242, 38740), (7384, 37995), (7599, 36920), (7748, 36210), (8520, 32929), (8840, 31737), (8940, 31382), (9230, 30396), (9656, 29055), (9685, 28968), (10132, 27690), (10579, 26520), (11076, 25330), (11622, 24140), (12070, 23244), (12665, 22152), (13260, 21158), (13845, 20264), (14484, 19370), (15198, 18460), (15496, 18105), (15691, 17880)]