2938161720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{28111}}^1$

素因数の和:28205

約数の個数: 128

約数和(自身を含む): 9634544640

約数和(自身を除く): 6696382920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 3484, 4020, 4355, 5226, 6968, 8040, 8710, 10452, 13065, 17420, 20904, 26130, 28111, 34840, 52260, 56222, 84333, 104520, 112444, 140555, 168666, 224888, 281110, 337332, 365443, 421665, 562220, 674664, 730886, 843330, 1096329, 1124440, 1461772, 1686660, 1827215, 1883437, 2192658, 2923544, 3373320, 3654430, 3766874, 4385316, 5481645, 5650311, 7308860, 7533748, 8770632, 9417185, 10963290, 11300622, 14617720, 15067496, 18834370, 21926580, 22601244, 24484681, 28251555, 37668740, 43853160, 45202488, 48969362, 56503110, 73454043, 75337480, 97938724, 113006220, 122423405, 146908086, 195877448, 226012440, 244846810, 293816172, 367270215, 489693620, 587632344, 734540430, 979387240, 1469080860, 2938161720]

約数ペア:

[(1, 2938161720), (2, 1469080860), (3, 979387240), (4, 734540430), (5, 587632344), (6, 489693620), (8, 367270215), (10, 293816172), (12, 244846810), (13, 226012440), (15, 195877448), (20, 146908086), (24, 122423405), (26, 113006220), (30, 97938724), (39, 75337480), (40, 73454043), (52, 56503110), (60, 48969362), (65, 45202488), (67, 43853160), (78, 37668740), (104, 28251555), (120, 24484681), (130, 22601244), (134, 21926580), (156, 18834370), (195, 15067496), (201, 14617720), (260, 11300622), (268, 10963290), (312, 9417185), (335, 8770632), (390, 7533748), (402, 7308860), (520, 5650311), (536, 5481645), (670, 4385316), (780, 3766874), (804, 3654430), (871, 3373320), (1005, 2923544), (1340, 2192658), (1560, 1883437), (1608, 1827215), (1742, 1686660), (2010, 1461772), (2613, 1124440), (2680, 1096329), (3484, 843330), (4020, 730886), (4355, 674664), (5226, 562220), (6968, 421665), (8040, 365443), (8710, 337332), (10452, 281110), (13065, 224888), (17420, 168666), (20904, 140555), (26130, 112444), (28111, 104520), (34840, 84333), (52260, 56222)]