156920997760

素因数分解:

$2^7\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{109313}}^1$

素因数の和:111575

約数の個数: 64

約数和(自身を含む): 375309942480

約数和(自身を除く): 218388944720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2243, 4486, 8972, 11215, 17944, 22430, 35888, 44860, 71776, 89720, 109313, 143552, 179440, 218626, 287104, 358880, 437252, 546565, 717760, 874504, 1093130, 1435520, 1749008, 2186260, 3498016, 4372520, 6996032, 8745040, 13992064, 17490080, 34980160, 69960320, 245189059, 490378118, 980756236, 1225945295, 1961512472, 2451890590, 3923024944, 4903781180, 7846049888, 9807562360, 15692099776, 19615124720, 31384199552, 39230249440, 78460498880, 156920997760]

約数ペア:

[(1, 156920997760), (2, 78460498880), (4, 39230249440), (5, 31384199552), (8, 19615124720), (10, 15692099776), (16, 9807562360), (20, 7846049888), (32, 4903781180), (40, 3923024944), (64, 2451890590), (80, 1961512472), (128, 1225945295), (160, 980756236), (320, 490378118), (640, 245189059), (2243, 69960320), (4486, 34980160), (8972, 17490080), (11215, 13992064), (17944, 8745040), (22430, 6996032), (35888, 4372520), (44860, 3498016), (71776, 2186260), (89720, 1749008), (109313, 1435520), (143552, 1093130), (179440, 874504), (218626, 717760), (287104, 546565), (358880, 437252)]