2668712280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{20611}}^1$

素因数の和:20721

約数の個数: 128

約数和(自身を含む): 8726296320

約数和(自身を除く): 6057584040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 83, 104, 120, 130, 156, 166, 195, 249, 260, 312, 332, 390, 415, 498, 520, 664, 780, 830, 996, 1079, 1245, 1560, 1660, 1992, 2158, 2490, 3237, 3320, 4316, 4980, 5395, 6474, 8632, 9960, 10790, 12948, 16185, 20611, 21580, 25896, 32370, 41222, 43160, 61833, 64740, 82444, 103055, 123666, 129480, 164888, 206110, 247332, 267943, 309165, 412220, 494664, 535886, 618330, 803829, 824440, 1071772, 1236660, 1339715, 1607658, 1710713, 2143544, 2473320, 2679430, 3215316, 3421426, 4019145, 5132139, 5358860, 6430632, 6842852, 8038290, 8553565, 10264278, 10717720, 13685704, 16076580, 17107130, 20528556, 22239269, 25660695, 32153160, 34214260, 41057112, 44478538, 51321390, 66717807, 68428520, 88957076, 102642780, 111196345, 133435614, 177914152, 205285560, 222392690, 266871228, 333589035, 444785380, 533742456, 667178070, 889570760, 1334356140, 2668712280]

約数ペア:

[(1, 2668712280), (2, 1334356140), (3, 889570760), (4, 667178070), (5, 533742456), (6, 444785380), (8, 333589035), (10, 266871228), (12, 222392690), (13, 205285560), (15, 177914152), (20, 133435614), (24, 111196345), (26, 102642780), (30, 88957076), (39, 68428520), (40, 66717807), (52, 51321390), (60, 44478538), (65, 41057112), (78, 34214260), (83, 32153160), (104, 25660695), (120, 22239269), (130, 20528556), (156, 17107130), (166, 16076580), (195, 13685704), (249, 10717720), (260, 10264278), (312, 8553565), (332, 8038290), (390, 6842852), (415, 6430632), (498, 5358860), (520, 5132139), (664, 4019145), (780, 3421426), (830, 3215316), (996, 2679430), (1079, 2473320), (1245, 2143544), (1560, 1710713), (1660, 1607658), (1992, 1339715), (2158, 1236660), (2490, 1071772), (3237, 824440), (3320, 803829), (4316, 618330), (4980, 535886), (5395, 494664), (6474, 412220), (8632, 309165), (9960, 267943), (10790, 247332), (12948, 206110), (16185, 164888), (20611, 129480), (21580, 123666), (25896, 103055), (32370, 82444), (41222, 64740), (43160, 61833)]