261839040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6343}}^1$

素因数の和:6406

約数の個数: 112

約数和(自身を含む): 850806528

約数和(自身を除く): 588967488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 2064, 2580, 2752, 3440, 4128, 5160, 6343, 6880, 8256, 10320, 12686, 13760, 19029, 20640, 25372, 31715, 38058, 41280, 50744, 63430, 76116, 95145, 101488, 126860, 152232, 190290, 202976, 253720, 272749, 304464, 380580, 405952, 507440, 545498, 608928, 761160, 818247, 1014880, 1090996, 1217856, 1363745, 1522320, 1636494, 2029760, 2181992, 2727490, 3044640, 3272988, 4091235, 4363984, 5454980, 6089280, 6545976, 8182470, 8727968, 10909960, 13091952, 16364940, 17455936, 21819920, 26183904, 32729880, 43639840, 52367808, 65459760, 87279680, 130919520, 261839040]

約数ペア:

[(1, 261839040), (2, 130919520), (3, 87279680), (4, 65459760), (5, 52367808), (6, 43639840), (8, 32729880), (10, 26183904), (12, 21819920), (15, 17455936), (16, 16364940), (20, 13091952), (24, 10909960), (30, 8727968), (32, 8182470), (40, 6545976), (43, 6089280), (48, 5454980), (60, 4363984), (64, 4091235), (80, 3272988), (86, 3044640), (96, 2727490), (120, 2181992), (129, 2029760), (160, 1636494), (172, 1522320), (192, 1363745), (215, 1217856), (240, 1090996), (258, 1014880), (320, 818247), (344, 761160), (430, 608928), (480, 545498), (516, 507440), (645, 405952), (688, 380580), (860, 304464), (960, 272749), (1032, 253720), (1290, 202976), (1376, 190290), (1720, 152232), (2064, 126860), (2580, 101488), (2752, 95145), (3440, 76116), (4128, 63430), (5160, 50744), (6343, 41280), (6880, 38058), (8256, 31715), (10320, 25372), (12686, 20640), (13760, 19029)]