29980160

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{239}}^1$

素因数の和:276

約数の個数: 120

約数和(自身を含む): 83967840

約数和(自身を除く): 53987680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 239, 245, 256, 280, 320, 392, 448, 478, 490, 512, 560, 640, 784, 896, 956, 980, 1120, 1195, 1280, 1568, 1673, 1792, 1912, 1960, 2240, 2390, 2560, 3136, 3346, 3584, 3824, 3920, 4480, 4780, 6272, 6692, 7648, 7840, 8365, 8960, 9560, 11711, 12544, 13384, 15296, 15680, 16730, 17920, 19120, 23422, 25088, 26768, 30592, 31360, 33460, 38240, 46844, 53536, 58555, 61184, 62720, 66920, 76480, 93688, 107072, 117110, 122368, 125440, 133840, 152960, 187376, 214144, 234220, 267680, 305920, 374752, 428288, 468440, 535360, 611840, 749504, 856576, 936880, 1070720, 1499008, 1873760, 2141440, 2998016, 3747520, 4282880, 5996032, 7495040, 14990080, 29980160]

約数ペア:

[(1, 29980160), (2, 14990080), (4, 7495040), (5, 5996032), (7, 4282880), (8, 3747520), (10, 2998016), (14, 2141440), (16, 1873760), (20, 1499008), (28, 1070720), (32, 936880), (35, 856576), (40, 749504), (49, 611840), (56, 535360), (64, 468440), (70, 428288), (80, 374752), (98, 305920), (112, 267680), (128, 234220), (140, 214144), (160, 187376), (196, 152960), (224, 133840), (239, 125440), (245, 122368), (256, 117110), (280, 107072), (320, 93688), (392, 76480), (448, 66920), (478, 62720), (490, 61184), (512, 58555), (560, 53536), (640, 46844), (784, 38240), (896, 33460), (956, 31360), (980, 30592), (1120, 26768), (1195, 25088), (1280, 23422), (1568, 19120), (1673, 17920), (1792, 16730), (1912, 15680), (1960, 15296), (2240, 13384), (2390, 12544), (2560, 11711), (3136, 9560), (3346, 8960), (3584, 8365), (3824, 7840), (3920, 7648), (4480, 6692), (4780, 6272)]