79145920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 112

約数和(自身を含む): 218358720

約数和(自身を除く): 139212800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 140, 160, 178, 224, 280, 320, 356, 397, 445, 448, 560, 623, 712, 794, 890, 1120, 1246, 1424, 1588, 1780, 1985, 2240, 2492, 2779, 2848, 3115, 3176, 3560, 3970, 4984, 5558, 5696, 6230, 6352, 7120, 7940, 9968, 11116, 12460, 12704, 13895, 14240, 15880, 19936, 22232, 24920, 25408, 27790, 28480, 31760, 35333, 39872, 44464, 49840, 55580, 63520, 70666, 88928, 99680, 111160, 127040, 141332, 176665, 177856, 199360, 222320, 247331, 282664, 353330, 444640, 494662, 565328, 706660, 889280, 989324, 1130656, 1236655, 1413320, 1978648, 2261312, 2473310, 2826640, 3957296, 4946620, 5653280, 7914592, 9893240, 11306560, 15829184, 19786480, 39572960, 79145920]

約数ペア:

[(1, 79145920), (2, 39572960), (4, 19786480), (5, 15829184), (7, 11306560), (8, 9893240), (10, 7914592), (14, 5653280), (16, 4946620), (20, 3957296), (28, 2826640), (32, 2473310), (35, 2261312), (40, 1978648), (56, 1413320), (64, 1236655), (70, 1130656), (80, 989324), (89, 889280), (112, 706660), (140, 565328), (160, 494662), (178, 444640), (224, 353330), (280, 282664), (320, 247331), (356, 222320), (397, 199360), (445, 177856), (448, 176665), (560, 141332), (623, 127040), (712, 111160), (794, 99680), (890, 88928), (1120, 70666), (1246, 63520), (1424, 55580), (1588, 49840), (1780, 44464), (1985, 39872), (2240, 35333), (2492, 31760), (2779, 28480), (2848, 27790), (3115, 25408), (3176, 24920), (3560, 22232), (3970, 19936), (4984, 15880), (5558, 14240), (5696, 13895), (6230, 12704), (6352, 12460), (7120, 11116), (7940, 9968)]