495399840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 288

約数和(自身を含む): 1753145856

約数和(自身を除く): 1257746016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 169, 186, 195, 197, 208, 240, 248, 260, 310, 312, 338, 372, 390, 394, 403, 416, 465, 480, 496, 507, 520, 591, 620, 624, 676, 744, 780, 788, 806, 845, 930, 985, 992, 1014, 1040, 1182, 1209, 1240, 1248, 1352, 1488, 1560, 1576, 1612, 1690, 1860, 1970, 2015, 2028, 2080, 2364, 2418, 2480, 2535, 2561, 2704, 2955, 2976, 3120, 3152, 3224, 3380, 3720, 3940, 4030, 4056, 4728, 4836, 4960, 5070, 5122, 5239, 5408, 5910, 6045, 6107, 6240, 6304, 6448, 6760, 7440, 7683, 7880, 8060, 8112, 9456, 9672, 10140, 10244, 10478, 11820, 12090, 12214, 12805, 12896, 13520, 14880, 15366, 15717, 15760, 16120, 16224, 18321, 18912, 19344, 20280, 20488, 20956, 23640, 24180, 24428, 25610, 26195, 27040, 30535, 30732, 31434, 31520, 32240, 33293, 36642, 38415, 38688, 40560, 40976, 41912, 47280, 48360, 48856, 51220, 52390, 61070, 61464, 62868, 64480, 66586, 73284, 76830, 78585, 79391, 81120, 81952, 83824, 91605, 94560, 96720, 97712, 99879, 102440, 104780, 122140, 122928, 125736, 133172, 146568, 153660, 157170, 158782, 166465, 167648, 183210, 193440, 195424, 199758, 204880, 209560, 238173, 244280, 245856, 251472, 266344, 293136, 307320, 314340, 317564, 332930, 366420, 396955, 399516, 409760, 419120, 476346, 488560, 499395, 502944, 532688, 586272, 614640, 628680, 635128, 665860, 732840, 793910, 799032, 838240, 952692, 977120, 998790, 1032083, 1065376, 1190865, 1229280, 1257360, 1270256, 1331720, 1465680, 1587820, 1598064, 1905384, 1997580, 2064166, 2381730, 2514720, 2540512, 2663440, 2931360, 3096249, 3175640, 3196128, 3810768, 3995160, 4128332, 4763460, 5160415, 5326880, 6192498, 6351280, 7621536, 7990320, 8256664, 9526920, 10320830, 12384996, 12702560, 15481245, 15980640, 16513328, 19053840, 20641660, 24769992, 30962490, 33026656, 38107680, 41283320, 49539984, 61924980, 82566640, 99079968, 123849960, 165133280, 247699920, 495399840]

約数ペア:

[(1, 495399840), (2, 247699920), (3, 165133280), (4, 123849960), (5, 99079968), (6, 82566640), (8, 61924980), (10, 49539984), (12, 41283320), (13, 38107680), (15, 33026656), (16, 30962490), (20, 24769992), (24, 20641660), (26, 19053840), (30, 16513328), (31, 15980640), (32, 15481245), (39, 12702560), (40, 12384996), (48, 10320830), (52, 9526920), (60, 8256664), (62, 7990320), (65, 7621536), (78, 6351280), (80, 6192498), (93, 5326880), (96, 5160415), (104, 4763460), (120, 4128332), (124, 3995160), (130, 3810768), (155, 3196128), (156, 3175640), (160, 3096249), (169, 2931360), (186, 2663440), (195, 2540512), (197, 2514720), (208, 2381730), (240, 2064166), (248, 1997580), (260, 1905384), (310, 1598064), (312, 1587820), (338, 1465680), (372, 1331720), (390, 1270256), (394, 1257360), (403, 1229280), (416, 1190865), (465, 1065376), (480, 1032083), (496, 998790), (507, 977120), (520, 952692), (591, 838240), (620, 799032), (624, 793910), (676, 732840), (744, 665860), (780, 635128), (788, 628680), (806, 614640), (845, 586272), (930, 532688), (985, 502944), (992, 499395), (1014, 488560), (1040, 476346), (1182, 419120), (1209, 409760), (1240, 399516), (1248, 396955), (1352, 366420), (1488, 332930), (1560, 317564), (1576, 314340), (1612, 307320), (1690, 293136), (1860, 266344), (1970, 251472), (2015, 245856), (2028, 244280), (2080, 238173), (2364, 209560), (2418, 204880), (2480, 199758), (2535, 195424), (2561, 193440), (2704, 183210), (2955, 167648), (2976, 166465), (3120, 158782), (3152, 157170), (3224, 153660), (3380, 146568), (3720, 133172), (3940, 125736), (4030, 122928), (4056, 122140), (4728, 104780), (4836, 102440), (4960, 99879), (5070, 97712), (5122, 96720), (5239, 94560), (5408, 91605), (5910, 83824), (6045, 81952), (6107, 81120), (6240, 79391), (6304, 78585), (6448, 76830), (6760, 73284), (7440, 66586), (7683, 64480), (7880, 62868), (8060, 61464), (8112, 61070), (9456, 52390), (9672, 51220), (10140, 48856), (10244, 48360), (10478, 47280), (11820, 41912), (12090, 40976), (12214, 40560), (12805, 38688), (12896, 38415), (13520, 36642), (14880, 33293), (15366, 32240), (15717, 31520), (15760, 31434), (16120, 30732), (16224, 30535), (18321, 27040), (18912, 26195), (19344, 25610), (20280, 24428), (20488, 24180), (20956, 23640)]