256493398320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20955343}}^1$

素因数の和:20955379

約数の個数: 120

約数和(自身を含む): 912060392256

約数和(自身を除く): 655566993936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 20955343, 41910686, 62866029, 83821372, 104776715, 125732058, 167642744, 188598087, 209553430, 251464116, 314330145, 335285488, 356240831, 377196174, 419106860, 502928232, 628660290, 712481662, 754392348, 838213720, 942990435, 1005856464, 1068722493, 1257320580, 1424963324, 1508784696, 1676427440, 1781204155, 1885980870, 2137444986, 2514641160, 2849926648, 3017569392, 3206167479, 3562408310, 3771961740, 4274889972, 5029282320, 5343612465, 5699853296, 6412334958, 7124816620, 7543923480, 8549779944, 10687224930, 12824669916, 14249633240, 15087846960, 16030837395, 17099559888, 21374449860, 25649339832, 28499266480, 32061674790, 42748899720, 51298679664, 64123349580, 85497799440, 128246699160, 256493398320]

約数ペア:

[(1, 256493398320), (2, 128246699160), (3, 85497799440), (4, 64123349580), (5, 51298679664), (6, 42748899720), (8, 32061674790), (9, 28499266480), (10, 25649339832), (12, 21374449860), (15, 17099559888), (16, 16030837395), (17, 15087846960), (18, 14249633240), (20, 12824669916), (24, 10687224930), (30, 8549779944), (34, 7543923480), (36, 7124816620), (40, 6412334958), (45, 5699853296), (48, 5343612465), (51, 5029282320), (60, 4274889972), (68, 3771961740), (72, 3562408310), (80, 3206167479), (85, 3017569392), (90, 2849926648), (102, 2514641160), (120, 2137444986), (136, 1885980870), (144, 1781204155), (153, 1676427440), (170, 1508784696), (180, 1424963324), (204, 1257320580), (240, 1068722493), (255, 1005856464), (272, 942990435), (306, 838213720), (340, 754392348), (360, 712481662), (408, 628660290), (510, 502928232), (612, 419106860), (680, 377196174), (720, 356240831), (765, 335285488), (816, 314330145), (1020, 251464116), (1224, 209553430), (1360, 188598087), (1530, 167642744), (2040, 125732058), (2448, 104776715), (3060, 83821372), (4080, 62866029), (6120, 41910686), (12240, 20955343)]