142860400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 364226688

約数和(自身を除く): 221366288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 155, 164, 200, 205, 248, 281, 310, 328, 400, 410, 496, 562, 620, 656, 775, 820, 1025, 1124, 1240, 1271, 1405, 1550, 1640, 2050, 2248, 2480, 2542, 2810, 3100, 3280, 4100, 4496, 5084, 5620, 6200, 6355, 7025, 8200, 8711, 10168, 11240, 11521, 12400, 12710, 14050, 16400, 17422, 20336, 22480, 23042, 25420, 28100, 31775, 34844, 43555, 46084, 50840, 56200, 57605, 63550, 69688, 87110, 92168, 101680, 112400, 115210, 127100, 139376, 174220, 184336, 217775, 230420, 254200, 288025, 348440, 357151, 435550, 460840, 508400, 576050, 696880, 714302, 871100, 921680, 1152100, 1428604, 1742200, 1785755, 2304200, 2857208, 3484400, 3571510, 4608400, 5714416, 7143020, 8928775, 14286040, 17857550, 28572080, 35715100, 71430200, 142860400]

約数ペア:

[(1, 142860400), (2, 71430200), (4, 35715100), (5, 28572080), (8, 17857550), (10, 14286040), (16, 8928775), (20, 7143020), (25, 5714416), (31, 4608400), (40, 3571510), (41, 3484400), (50, 2857208), (62, 2304200), (80, 1785755), (82, 1742200), (100, 1428604), (124, 1152100), (155, 921680), (164, 871100), (200, 714302), (205, 696880), (248, 576050), (281, 508400), (310, 460840), (328, 435550), (400, 357151), (410, 348440), (496, 288025), (562, 254200), (620, 230420), (656, 217775), (775, 184336), (820, 174220), (1025, 139376), (1124, 127100), (1240, 115210), (1271, 112400), (1405, 101680), (1550, 92168), (1640, 87110), (2050, 69688), (2248, 63550), (2480, 57605), (2542, 56200), (2810, 50840), (3100, 46084), (3280, 43555), (4100, 34844), (4496, 31775), (5084, 28100), (5620, 25420), (6200, 23042), (6355, 22480), (7025, 20336), (8200, 17422), (8711, 16400), (10168, 14050), (11240, 12710), (11521, 12400)]