520018537960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1021}}^1$

素因数の和:1308

約数の個数: 192

約数和(自身を含む): 1229968333440

約数和(自身を除く): 709949795480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 131, 142, 148, 185, 262, 284, 296, 355, 370, 524, 568, 655, 710, 740, 1021, 1048, 1310, 1369, 1420, 1480, 2042, 2620, 2627, 2738, 2840, 4084, 4847, 5105, 5240, 5254, 5476, 6845, 8168, 9301, 9694, 10210, 10508, 10952, 13135, 13690, 18602, 19388, 20420, 21016, 24235, 26270, 27380, 37204, 37777, 38776, 40840, 46505, 48470, 52540, 54760, 72491, 74408, 75554, 93010, 96940, 97199, 105080, 133751, 144982, 151108, 179339, 186020, 188885, 193880, 194398, 267502, 289964, 302216, 344137, 358678, 362455, 372040, 377770, 388796, 485995, 535004, 579928, 668755, 688274, 717356, 724910, 755540, 777592, 896695, 971990, 1070008, 1337510, 1376548, 1397749, 1434712, 1449820, 1511080, 1720685, 1793390, 1943980, 2675020, 2682167, 2753096, 2795498, 2899640, 3441370, 3586780, 3887960, 4948787, 5350040, 5364334, 5590996, 6882740, 6988745, 7173560, 9496321, 9897574, 10728668, 11181992, 12733069, 13410835, 13765480, 13977490, 18992642, 19795148, 21457336, 24743935, 25466138, 26821670, 27954980, 37985284, 39590296, 47481605, 49487870, 50932276, 53643340, 55909960, 63665345, 75970568, 94963210, 98975740, 99240179, 101864552, 107286680, 127330690, 183105119, 189926420, 197951480, 198480358, 254661380, 351363877, 366210238, 379852840, 396960716, 496200895, 509322760, 702727754, 732420476, 793921432, 915525595, 992401790, 1405455508, 1464840952, 1756819385, 1831051190, 1984803580, 2810911016, 3513638770, 3662102380, 3969607160, 7027277540, 7324204760, 13000463449, 14054555080, 26000926898, 52001853796, 65002317245, 104003707592, 130004634490, 260009268980, 520018537960]

約数ペア:

[(1, 520018537960), (2, 260009268980), (4, 130004634490), (5, 104003707592), (8, 65002317245), (10, 52001853796), (20, 26000926898), (37, 14054555080), (40, 13000463449), (71, 7324204760), (74, 7027277540), (131, 3969607160), (142, 3662102380), (148, 3513638770), (185, 2810911016), (262, 1984803580), (284, 1831051190), (296, 1756819385), (355, 1464840952), (370, 1405455508), (524, 992401790), (568, 915525595), (655, 793921432), (710, 732420476), (740, 702727754), (1021, 509322760), (1048, 496200895), (1310, 396960716), (1369, 379852840), (1420, 366210238), (1480, 351363877), (2042, 254661380), (2620, 198480358), (2627, 197951480), (2738, 189926420), (2840, 183105119), (4084, 127330690), (4847, 107286680), (5105, 101864552), (5240, 99240179), (5254, 98975740), (5476, 94963210), (6845, 75970568), (8168, 63665345), (9301, 55909960), (9694, 53643340), (10210, 50932276), (10508, 49487870), (10952, 47481605), (13135, 39590296), (13690, 37985284), (18602, 27954980), (19388, 26821670), (20420, 25466138), (21016, 24743935), (24235, 21457336), (26270, 19795148), (27380, 18992642), (37204, 13977490), (37777, 13765480), (38776, 13410835), (40840, 12733069), (46505, 11181992), (48470, 10728668), (52540, 9897574), (54760, 9496321), (72491, 7173560), (74408, 6988745), (75554, 6882740), (93010, 5590996), (96940, 5364334), (97199, 5350040), (105080, 4948787), (133751, 3887960), (144982, 3586780), (151108, 3441370), (179339, 2899640), (186020, 2795498), (188885, 2753096), (193880, 2682167), (194398, 2675020), (267502, 1943980), (289964, 1793390), (302216, 1720685), (344137, 1511080), (358678, 1449820), (362455, 1434712), (372040, 1397749), (377770, 1376548), (388796, 1337510), (485995, 1070008), (535004, 971990), (579928, 896695), (668755, 777592), (688274, 755540), (717356, 724910)]