2165826780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:541

約数の個数: 288

約数和(自身を含む): 7421406720

約数和(自身を除く): 5255579940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 73, 78, 90, 93, 117, 124, 130, 146, 155, 156, 180, 186, 195, 219, 234, 260, 279, 292, 310, 365, 372, 390, 403, 409, 438, 465, 468, 558, 585, 620, 657, 730, 780, 806, 818, 876, 930, 949, 1095, 1116, 1170, 1209, 1227, 1314, 1395, 1460, 1612, 1636, 1860, 1898, 2015, 2045, 2190, 2263, 2340, 2418, 2454, 2628, 2790, 2847, 3285, 3627, 3681, 3796, 4030, 4090, 4380, 4526, 4745, 4836, 4908, 5317, 5580, 5694, 6045, 6135, 6570, 6789, 7254, 7362, 8060, 8180, 8541, 9052, 9490, 10634, 11315, 11388, 12090, 12270, 12679, 13140, 13578, 14235, 14508, 14724, 15951, 17082, 18135, 18405, 18980, 20367, 21268, 22630, 24180, 24540, 25358, 26585, 27156, 28470, 29419, 29857, 31902, 33945, 34164, 36270, 36810, 38037, 40734, 42705, 45260, 47853, 50716, 53170, 56940, 58838, 59714, 63395, 63804, 67890, 72540, 73620, 76074, 79755, 81468, 85410, 88257, 89571, 95706, 101835, 106340, 114111, 117676, 119428, 126790, 135780, 147095, 149285, 152148, 159510, 164827, 170820, 176514, 179142, 190185, 191412, 203670, 228222, 239265, 253580, 264771, 268713, 294190, 298570, 319020, 329654, 353028, 358284, 380370, 388141, 407340, 441285, 447855, 456444, 478530, 494481, 529542, 537426, 570555, 588380, 597140, 659308, 760740, 776282, 824135, 882570, 895710, 925567, 957060, 988962, 1059084, 1074852, 1141110, 1164423, 1323855, 1343565, 1483443, 1552564, 1648270, 1765140, 1791420, 1851134, 1940705, 1977924, 2282220, 2328846, 2472405, 2647710, 2687130, 2776701, 2966886, 3296540, 3493269, 3702268, 3881410, 4627835, 4657692, 4944810, 5295420, 5374260, 5553402, 5822115, 5933772, 6986538, 7417215, 7762820, 8330103, 9255670, 9889620, 11106804, 11644230, 12032371, 13883505, 13973076, 14834430, 16660206, 17466345, 18511340, 23288460, 24064742, 27767010, 29668860, 33320412, 34932690, 36097113, 41650515, 48129484, 55534020, 60161855, 69865380, 72194226, 83301030, 108291339, 120323710, 144388452, 166602060, 180485565, 216582678, 240647420, 360971130, 433165356, 541456695, 721942260, 1082913390, 2165826780]

約数ペア:

[(1, 2165826780), (2, 1082913390), (3, 721942260), (4, 541456695), (5, 433165356), (6, 360971130), (9, 240647420), (10, 216582678), (12, 180485565), (13, 166602060), (15, 144388452), (18, 120323710), (20, 108291339), (26, 83301030), (30, 72194226), (31, 69865380), (36, 60161855), (39, 55534020), (45, 48129484), (52, 41650515), (60, 36097113), (62, 34932690), (65, 33320412), (73, 29668860), (78, 27767010), (90, 24064742), (93, 23288460), (117, 18511340), (124, 17466345), (130, 16660206), (146, 14834430), (155, 13973076), (156, 13883505), (180, 12032371), (186, 11644230), (195, 11106804), (219, 9889620), (234, 9255670), (260, 8330103), (279, 7762820), (292, 7417215), (310, 6986538), (365, 5933772), (372, 5822115), (390, 5553402), (403, 5374260), (409, 5295420), (438, 4944810), (465, 4657692), (468, 4627835), (558, 3881410), (585, 3702268), (620, 3493269), (657, 3296540), (730, 2966886), (780, 2776701), (806, 2687130), (818, 2647710), (876, 2472405), (930, 2328846), (949, 2282220), (1095, 1977924), (1116, 1940705), (1170, 1851134), (1209, 1791420), (1227, 1765140), (1314, 1648270), (1395, 1552564), (1460, 1483443), (1612, 1343565), (1636, 1323855), (1860, 1164423), (1898, 1141110), (2015, 1074852), (2045, 1059084), (2190, 988962), (2263, 957060), (2340, 925567), (2418, 895710), (2454, 882570), (2628, 824135), (2790, 776282), (2847, 760740), (3285, 659308), (3627, 597140), (3681, 588380), (3796, 570555), (4030, 537426), (4090, 529542), (4380, 494481), (4526, 478530), (4745, 456444), (4836, 447855), (4908, 441285), (5317, 407340), (5580, 388141), (5694, 380370), (6045, 358284), (6135, 353028), (6570, 329654), (6789, 319020), (7254, 298570), (7362, 294190), (8060, 268713), (8180, 264771), (8541, 253580), (9052, 239265), (9490, 228222), (10634, 203670), (11315, 191412), (11388, 190185), (12090, 179142), (12270, 176514), (12679, 170820), (13140, 164827), (13578, 159510), (14235, 152148), (14508, 149285), (14724, 147095), (15951, 135780), (17082, 126790), (18135, 119428), (18405, 117676), (18980, 114111), (20367, 106340), (21268, 101835), (22630, 95706), (24180, 89571), (24540, 88257), (25358, 85410), (26585, 81468), (27156, 79755), (28470, 76074), (29419, 73620), (29857, 72540), (31902, 67890), (33945, 63804), (34164, 63395), (36270, 59714), (36810, 58838), (38037, 56940), (40734, 53170), (42705, 50716), (45260, 47853)]