644972016

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{15427}}^1$

素因数の和:15518

約数の個数: 80

約数和(自身を含む): 1821244544

約数和(自身を除く): 1176272528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 67, 78, 104, 134, 156, 201, 208, 268, 312, 402, 536, 624, 804, 871, 1072, 1608, 1742, 2613, 3216, 3484, 5226, 6968, 10452, 13936, 15427, 20904, 30854, 41808, 46281, 61708, 92562, 123416, 185124, 200551, 246832, 370248, 401102, 601653, 740496, 802204, 1033609, 1203306, 1604408, 2067218, 2406612, 3100827, 3208816, 4134436, 4813224, 6201654, 8268872, 9626448, 12403308, 13436917, 16537744, 24806616, 26873834, 40310751, 49613232, 53747668, 80621502, 107495336, 161243004, 214990672, 322486008, 644972016]

約数ペア:

[(1, 644972016), (2, 322486008), (3, 214990672), (4, 161243004), (6, 107495336), (8, 80621502), (12, 53747668), (13, 49613232), (16, 40310751), (24, 26873834), (26, 24806616), (39, 16537744), (48, 13436917), (52, 12403308), (67, 9626448), (78, 8268872), (104, 6201654), (134, 4813224), (156, 4134436), (201, 3208816), (208, 3100827), (268, 2406612), (312, 2067218), (402, 1604408), (536, 1203306), (624, 1033609), (804, 802204), (871, 740496), (1072, 601653), (1608, 401102), (1742, 370248), (2613, 246832), (3216, 200551), (3484, 185124), (5226, 123416), (6968, 92562), (10452, 61708), (13936, 46281), (15427, 41808), (20904, 30854)]