15440480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 41223168

約数和(自身を除く): 25782688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 283, 310, 341, 352, 440, 496, 566, 620, 682, 880, 992, 1132, 1240, 1364, 1415, 1705, 1760, 2264, 2480, 2728, 2830, 3113, 3410, 4528, 4960, 5456, 5660, 6226, 6820, 8773, 9056, 10912, 11320, 12452, 13640, 15565, 17546, 22640, 24904, 27280, 31130, 35092, 43865, 45280, 49808, 54560, 62260, 70184, 87730, 96503, 99616, 124520, 140368, 175460, 193006, 249040, 280736, 350920, 386012, 482515, 498080, 701840, 772024, 965030, 1403680, 1544048, 1930060, 3088096, 3860120, 7720240, 15440480]

約数ペア:

[(1, 15440480), (2, 7720240), (4, 3860120), (5, 3088096), (8, 1930060), (10, 1544048), (11, 1403680), (16, 965030), (20, 772024), (22, 701840), (31, 498080), (32, 482515), (40, 386012), (44, 350920), (55, 280736), (62, 249040), (80, 193006), (88, 175460), (110, 140368), (124, 124520), (155, 99616), (160, 96503), (176, 87730), (220, 70184), (248, 62260), (283, 54560), (310, 49808), (341, 45280), (352, 43865), (440, 35092), (496, 31130), (566, 27280), (620, 24904), (682, 22640), (880, 17546), (992, 15565), (1132, 13640), (1240, 12452), (1364, 11320), (1415, 10912), (1705, 9056), (1760, 8773), (2264, 6820), (2480, 6226), (2728, 5660), (2830, 5456), (3113, 4960), (3410, 4528)]