15254720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 112

約数和(自身を含む): 41391840

約数和(自身を除く): 26137120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 193, 208, 247, 260, 304, 320, 380, 386, 416, 494, 520, 608, 760, 772, 832, 965, 988, 1040, 1216, 1235, 1520, 1544, 1930, 1976, 2080, 2470, 2509, 3040, 3088, 3667, 3860, 3952, 4160, 4940, 5018, 6080, 6176, 7334, 7720, 7904, 9880, 10036, 12352, 12545, 14668, 15440, 15808, 18335, 19760, 20072, 25090, 29336, 30880, 36670, 39520, 40144, 47671, 50180, 58672, 61760, 73340, 79040, 80288, 95342, 100360, 117344, 146680, 160576, 190684, 200720, 234688, 238355, 293360, 381368, 401440, 476710, 586720, 762736, 802880, 953420, 1173440, 1525472, 1906840, 3050944, 3813680, 7627360, 15254720]

約数ペア:

[(1, 15254720), (2, 7627360), (4, 3813680), (5, 3050944), (8, 1906840), (10, 1525472), (13, 1173440), (16, 953420), (19, 802880), (20, 762736), (26, 586720), (32, 476710), (38, 401440), (40, 381368), (52, 293360), (64, 238355), (65, 234688), (76, 200720), (80, 190684), (95, 160576), (104, 146680), (130, 117344), (152, 100360), (160, 95342), (190, 80288), (193, 79040), (208, 73340), (247, 61760), (260, 58672), (304, 50180), (320, 47671), (380, 40144), (386, 39520), (416, 36670), (494, 30880), (520, 29336), (608, 25090), (760, 20072), (772, 19760), (832, 18335), (965, 15808), (988, 15440), (1040, 14668), (1216, 12545), (1235, 12352), (1520, 10036), (1544, 9880), (1930, 7904), (1976, 7720), (2080, 7334), (2470, 6176), (2509, 6080), (3040, 5018), (3088, 4940), (3667, 4160), (3860, 3952)]