2580820920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{727}}^1$

素因数の和:939

約数の個数: 256

約数和(自身を含む): 9120384000

約数和(自身を除く): 6539563080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 173, 180, 190, 216, 228, 270, 285, 342, 346, 360, 380, 456, 513, 519, 540, 570, 684, 692, 727, 760, 855, 865, 1026, 1038, 1080, 1140, 1368, 1384, 1454, 1557, 1710, 1730, 2052, 2076, 2181, 2280, 2565, 2595, 2908, 3114, 3287, 3420, 3460, 3635, 4104, 4152, 4362, 4671, 5130, 5190, 5816, 6228, 6543, 6574, 6840, 6920, 7270, 7785, 8724, 9342, 9861, 10260, 10380, 10905, 12456, 13086, 13148, 13813, 14540, 15570, 16435, 17448, 18684, 19629, 19722, 20520, 20760, 21810, 23355, 26172, 26296, 27626, 29080, 29583, 31140, 32715, 32870, 37368, 39258, 39444, 41439, 43620, 46710, 49305, 52344, 55252, 59166, 62280, 65430, 65740, 69065, 78516, 78888, 82878, 87240, 88749, 93420, 98145, 98610, 110504, 118332, 124317, 125771, 130860, 131480, 138130, 147915, 157032, 165756, 177498, 186840, 196290, 197220, 207195, 236664, 248634, 251542, 261720, 276260, 295830, 331512, 354996, 372951, 377313, 392580, 394440, 414390, 443745, 497268, 503084, 552520, 591660, 621585, 628855, 709992, 745902, 754626, 785160, 828780, 887490, 994536, 1006168, 1131939, 1183320, 1243170, 1257710, 1491804, 1509252, 1657560, 1774980, 1864755, 1886565, 2263878, 2389649, 2486340, 2515420, 2983608, 3018504, 3395817, 3549960, 3729510, 3773130, 4527756, 4779298, 4972680, 5030840, 5659695, 6791634, 7168947, 7459020, 7546260, 9055512, 9558596, 11319390, 11948245, 13583268, 14337894, 14918040, 15092520, 16979085, 19117192, 21506841, 22638780, 23896490, 27166536, 28675788, 33958170, 35844735, 43013682, 45277560, 47792980, 57351576, 64520523, 67916340, 71689470, 86027364, 95585960, 107534205, 129041046, 135832680, 143378940, 172054728, 215068410, 258082092, 286757880, 322602615, 430136820, 516164184, 645205230, 860273640, 1290410460, 2580820920]

約数ペア:

[(1, 2580820920), (2, 1290410460), (3, 860273640), (4, 645205230), (5, 516164184), (6, 430136820), (8, 322602615), (9, 286757880), (10, 258082092), (12, 215068410), (15, 172054728), (18, 143378940), (19, 135832680), (20, 129041046), (24, 107534205), (27, 95585960), (30, 86027364), (36, 71689470), (38, 67916340), (40, 64520523), (45, 57351576), (54, 47792980), (57, 45277560), (60, 43013682), (72, 35844735), (76, 33958170), (90, 28675788), (95, 27166536), (108, 23896490), (114, 22638780), (120, 21506841), (135, 19117192), (152, 16979085), (171, 15092520), (173, 14918040), (180, 14337894), (190, 13583268), (216, 11948245), (228, 11319390), (270, 9558596), (285, 9055512), (342, 7546260), (346, 7459020), (360, 7168947), (380, 6791634), (456, 5659695), (513, 5030840), (519, 4972680), (540, 4779298), (570, 4527756), (684, 3773130), (692, 3729510), (727, 3549960), (760, 3395817), (855, 3018504), (865, 2983608), (1026, 2515420), (1038, 2486340), (1080, 2389649), (1140, 2263878), (1368, 1886565), (1384, 1864755), (1454, 1774980), (1557, 1657560), (1710, 1509252), (1730, 1491804), (2052, 1257710), (2076, 1243170), (2181, 1183320), (2280, 1131939), (2565, 1006168), (2595, 994536), (2908, 887490), (3114, 828780), (3287, 785160), (3420, 754626), (3460, 745902), (3635, 709992), (4104, 628855), (4152, 621585), (4362, 591660), (4671, 552520), (5130, 503084), (5190, 497268), (5816, 443745), (6228, 414390), (6543, 394440), (6574, 392580), (6840, 377313), (6920, 372951), (7270, 354996), (7785, 331512), (8724, 295830), (9342, 276260), (9861, 261720), (10260, 251542), (10380, 248634), (10905, 236664), (12456, 207195), (13086, 197220), (13148, 196290), (13813, 186840), (14540, 177498), (15570, 165756), (16435, 157032), (17448, 147915), (18684, 138130), (19629, 131480), (19722, 130860), (20520, 125771), (20760, 124317), (21810, 118332), (23355, 110504), (26172, 98610), (26296, 98145), (27626, 93420), (29080, 88749), (29583, 87240), (31140, 82878), (32715, 78888), (32870, 78516), (37368, 69065), (39258, 65740), (39444, 65430), (41439, 62280), (43620, 59166), (46710, 55252), (49305, 52344)]