346266880

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15913}}^1$

素因数の和:15951

約数の個数: 72

約数和(自身を含む): 878261832

約数和(自身を除く): 531994952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 15913, 21760, 31826, 63652, 79565, 127304, 159130, 254608, 270521, 318260, 509216, 541042, 636520, 1018432, 1082084, 1273040, 1352605, 2036864, 2164168, 2546080, 2705210, 4073728, 4328336, 5092160, 5410420, 8656672, 10184320, 10820840, 17313344, 20368640, 21641680, 34626688, 43283360, 69253376, 86566720, 173133440, 346266880]

約数ペア:

[(1, 346266880), (2, 173133440), (4, 86566720), (5, 69253376), (8, 43283360), (10, 34626688), (16, 21641680), (17, 20368640), (20, 17313344), (32, 10820840), (34, 10184320), (40, 8656672), (64, 5410420), (68, 5092160), (80, 4328336), (85, 4073728), (128, 2705210), (136, 2546080), (160, 2164168), (170, 2036864), (256, 1352605), (272, 1273040), (320, 1082084), (340, 1018432), (544, 636520), (640, 541042), (680, 509216), (1088, 318260), (1280, 270521), (1360, 254608), (2176, 159130), (2720, 127304), (4352, 79565), (5440, 63652), (10880, 31826), (15913, 21760)]