64306320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20611}}^1$

素因数の和:20640

約数の個数: 80

約数和(自身を含む): 214694592

約数和(自身を除く): 150388272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20611, 41222, 61833, 82444, 103055, 123666, 164888, 206110, 247332, 267943, 309165, 329776, 412220, 494664, 535886, 618330, 803829, 824440, 989328, 1071772, 1236660, 1339715, 1607658, 1648880, 2143544, 2473320, 2679430, 3215316, 4019145, 4287088, 4946640, 5358860, 6430632, 8038290, 10717720, 12861264, 16076580, 21435440, 32153160, 64306320]

約数ペア:

[(1, 64306320), (2, 32153160), (3, 21435440), (4, 16076580), (5, 12861264), (6, 10717720), (8, 8038290), (10, 6430632), (12, 5358860), (13, 4946640), (15, 4287088), (16, 4019145), (20, 3215316), (24, 2679430), (26, 2473320), (30, 2143544), (39, 1648880), (40, 1607658), (48, 1339715), (52, 1236660), (60, 1071772), (65, 989328), (78, 824440), (80, 803829), (104, 618330), (120, 535886), (130, 494664), (156, 412220), (195, 329776), (208, 309165), (240, 267943), (260, 247332), (312, 206110), (390, 164888), (520, 123666), (624, 103055), (780, 82444), (1040, 61833), (1560, 41222), (3120, 20611)]