268421560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1853

約数の個数: 96

約数和(自身を含む): 685641600

約数和(自身を除く): 417220040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1210, 1240, 1364, 1705, 1789, 2420, 2728, 3410, 3578, 3751, 4840, 6820, 7156, 7502, 8945, 13640, 14312, 15004, 17890, 18755, 19679, 30008, 35780, 37510, 39358, 55459, 71560, 75020, 78716, 98395, 110918, 150040, 157432, 196790, 216469, 221836, 277295, 393580, 432938, 443672, 554590, 610049, 787160, 865876, 1082345, 1109180, 1220098, 1731752, 2164690, 2218360, 2440196, 3050245, 4329380, 4880392, 6100490, 6710539, 8658760, 12200980, 13421078, 24401960, 26842156, 33552695, 53684312, 67105390, 134210780, 268421560]

約数ペア:

[(1, 268421560), (2, 134210780), (4, 67105390), (5, 53684312), (8, 33552695), (10, 26842156), (11, 24401960), (20, 13421078), (22, 12200980), (31, 8658760), (40, 6710539), (44, 6100490), (55, 4880392), (62, 4329380), (88, 3050245), (110, 2440196), (121, 2218360), (124, 2164690), (155, 1731752), (220, 1220098), (242, 1109180), (248, 1082345), (310, 865876), (341, 787160), (440, 610049), (484, 554590), (605, 443672), (620, 432938), (682, 393580), (968, 277295), (1210, 221836), (1240, 216469), (1364, 196790), (1705, 157432), (1789, 150040), (2420, 110918), (2728, 98395), (3410, 78716), (3578, 75020), (3751, 71560), (4840, 55459), (6820, 39358), (7156, 37510), (7502, 35780), (8945, 30008), (13640, 19679), (14312, 18755), (15004, 17890)]