156626440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^3\times {\mathrm{797}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 374900400

約数和(自身を除く): 218273960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 797, 1156, 1445, 1594, 2312, 2890, 3188, 3985, 4913, 5780, 6376, 7970, 9826, 11560, 13549, 15940, 19652, 24565, 27098, 31880, 39304, 49130, 54196, 67745, 98260, 108392, 135490, 196520, 230333, 270980, 460666, 541960, 921332, 1151665, 1842664, 2303330, 3915661, 4606660, 7831322, 9213320, 15662644, 19578305, 31325288, 39156610, 78313220, 156626440]

約数ペア:

[(1, 156626440), (2, 78313220), (4, 39156610), (5, 31325288), (8, 19578305), (10, 15662644), (17, 9213320), (20, 7831322), (34, 4606660), (40, 3915661), (68, 2303330), (85, 1842664), (136, 1151665), (170, 921332), (289, 541960), (340, 460666), (578, 270980), (680, 230333), (797, 196520), (1156, 135490), (1445, 108392), (1594, 98260), (2312, 67745), (2890, 54196), (3188, 49130), (3985, 39304), (4913, 31880), (5780, 27098), (6376, 24565), (7970, 19652), (9826, 15940), (11560, 13549)]