47504640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 154526400

約数和(自身を除く): 107021760

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, 120, 128, 139, 160, 178, 192, 240, 256, 267, 278, 320, 356, 384, 417, 445, 480, 534, 556, 640, 695, 712, 768, 834, 890, 960, 1068, 1112, 1280, 1335, 1390, 1424, 1668, 1780, 1920, 2085, 2136, 2224, 2670, 2780, 2848, 3336, 3560, 3840, 4170, 4272, 4448, 5340, 5560, 5696, 6672, 7120, 8340, 8544, 8896, 10680, 11120, 11392, 12371, 13344, 14240, 16680, 17088, 17792, 21360, 22240, 22784, 24742, 26688, 28480, 33360, 34176, 35584, 37113, 42720, 44480, 49484, 53376, 56960, 61855, 66720, 68352, 74226, 85440, 88960, 98968, 106752, 113920, 123710, 133440, 148452, 170880, 177920, 185565, 197936, 247420, 266880, 296904, 341760, 371130, 395872, 494840, 533760, 593808, 742260, 791744, 989680, 1187616, 1484520, 1583488, 1979360, 2375232, 2969040, 3166976, 3958720, 4750464, 5938080, 7917440, 9500928, 11876160, 15834880, 23752320, 47504640]

約数ペア:

[(1, 47504640), (2, 23752320), (3, 15834880), (4, 11876160), (5, 9500928), (6, 7917440), (8, 5938080), (10, 4750464), (12, 3958720), (15, 3166976), (16, 2969040), (20, 2375232), (24, 1979360), (30, 1583488), (32, 1484520), (40, 1187616), (48, 989680), (60, 791744), (64, 742260), (80, 593808), (89, 533760), (96, 494840), (120, 395872), (128, 371130), (139, 341760), (160, 296904), (178, 266880), (192, 247420), (240, 197936), (256, 185565), (267, 177920), (278, 170880), (320, 148452), (356, 133440), (384, 123710), (417, 113920), (445, 106752), (480, 98968), (534, 88960), (556, 85440), (640, 74226), (695, 68352), (712, 66720), (768, 61855), (834, 56960), (890, 53376), (960, 49484), (1068, 44480), (1112, 42720), (1280, 37113), (1335, 35584), (1390, 34176), (1424, 33360), (1668, 28480), (1780, 26688), (1920, 24742), (2085, 22784), (2136, 22240), (2224, 21360), (2670, 17792), (2780, 17088), (2848, 16680), (3336, 14240), (3560, 13344), (3840, 12371), (4170, 11392), (4272, 11120), (4448, 10680), (5340, 8896), (5560, 8544), (5696, 8340), (6672, 7120)]