138436760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6421}}^1$

素因数の和:6457

約数の個数: 96

約数和(自身を含む): 395338320

約数和(自身を除く): 256901560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 6421, 10780, 12842, 21560, 25684, 32105, 44947, 51368, 64210, 70631, 89894, 128420, 141262, 179788, 224735, 256840, 282524, 314629, 353155, 359576, 449470, 494417, 565048, 629258, 706310, 898940, 988834, 1258516, 1412620, 1573145, 1797880, 1977668, 2472085, 2517032, 2825240, 3146290, 3460919, 3955336, 4944170, 6292580, 6921838, 9888340, 12585160, 13843676, 17304595, 19776680, 27687352, 34609190, 69218380, 138436760]

約数ペア:

[(1, 138436760), (2, 69218380), (4, 34609190), (5, 27687352), (7, 19776680), (8, 17304595), (10, 13843676), (11, 12585160), (14, 9888340), (20, 6921838), (22, 6292580), (28, 4944170), (35, 3955336), (40, 3460919), (44, 3146290), (49, 2825240), (55, 2517032), (56, 2472085), (70, 1977668), (77, 1797880), (88, 1573145), (98, 1412620), (110, 1258516), (140, 988834), (154, 898940), (196, 706310), (220, 629258), (245, 565048), (280, 494417), (308, 449470), (385, 359576), (392, 353155), (440, 314629), (490, 282524), (539, 256840), (616, 224735), (770, 179788), (980, 141262), (1078, 128420), (1540, 89894), (1960, 70631), (2156, 64210), (2695, 51368), (3080, 44947), (4312, 32105), (5390, 25684), (6421, 21560), (10780, 12842)]