19309440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 62791200

約数和(自身を除く): 43481760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 113, 120, 128, 160, 178, 192, 226, 240, 267, 320, 339, 356, 384, 445, 452, 480, 534, 565, 640, 678, 712, 890, 904, 960, 1068, 1130, 1335, 1356, 1424, 1695, 1780, 1808, 1920, 2136, 2260, 2670, 2712, 2848, 3390, 3560, 3616, 4272, 4520, 5340, 5424, 5696, 6780, 7120, 7232, 8544, 9040, 10057, 10680, 10848, 11392, 13560, 14240, 14464, 17088, 18080, 20114, 21360, 21696, 27120, 28480, 30171, 34176, 36160, 40228, 42720, 43392, 50285, 54240, 56960, 60342, 72320, 80456, 85440, 100570, 108480, 120684, 150855, 160912, 170880, 201140, 216960, 241368, 301710, 321824, 402280, 482736, 603420, 643648, 804560, 965472, 1206840, 1287296, 1609120, 1930944, 2413680, 3218240, 3861888, 4827360, 6436480, 9654720, 19309440]

約数ペア:

[(1, 19309440), (2, 9654720), (3, 6436480), (4, 4827360), (5, 3861888), (6, 3218240), (8, 2413680), (10, 1930944), (12, 1609120), (15, 1287296), (16, 1206840), (20, 965472), (24, 804560), (30, 643648), (32, 603420), (40, 482736), (48, 402280), (60, 321824), (64, 301710), (80, 241368), (89, 216960), (96, 201140), (113, 170880), (120, 160912), (128, 150855), (160, 120684), (178, 108480), (192, 100570), (226, 85440), (240, 80456), (267, 72320), (320, 60342), (339, 56960), (356, 54240), (384, 50285), (445, 43392), (452, 42720), (480, 40228), (534, 36160), (565, 34176), (640, 30171), (678, 28480), (712, 27120), (890, 21696), (904, 21360), (960, 20114), (1068, 18080), (1130, 17088), (1335, 14464), (1356, 14240), (1424, 13560), (1695, 11392), (1780, 10848), (1808, 10680), (1920, 10057), (2136, 9040), (2260, 8544), (2670, 7232), (2712, 7120), (2848, 6780), (3390, 5696), (3560, 5424), (3616, 5340), (4272, 4520)]