131746720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1590

約数の個数: 96

約数和(自身を含む): 360460800

約数和(自身を除く): 228714080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 553, 560, 632, 790, 1106, 1120, 1264, 1489, 1580, 2212, 2528, 2765, 2978, 3160, 4424, 5530, 5956, 6320, 7445, 8848, 10423, 11060, 11912, 12640, 14890, 17696, 20846, 22120, 23824, 29780, 41692, 44240, 47648, 52115, 59560, 83384, 88480, 104230, 117631, 119120, 166768, 208460, 235262, 238240, 333536, 416920, 470524, 588155, 823417, 833840, 941048, 1176310, 1646834, 1667680, 1882096, 2352620, 3293668, 3764192, 4117085, 4705240, 6587336, 8234170, 9410480, 13174672, 16468340, 18820960, 26349344, 32936680, 65873360, 131746720]

約数ペア:

[(1, 131746720), (2, 65873360), (4, 32936680), (5, 26349344), (7, 18820960), (8, 16468340), (10, 13174672), (14, 9410480), (16, 8234170), (20, 6587336), (28, 4705240), (32, 4117085), (35, 3764192), (40, 3293668), (56, 2352620), (70, 1882096), (79, 1667680), (80, 1646834), (112, 1176310), (140, 941048), (158, 833840), (160, 823417), (224, 588155), (280, 470524), (316, 416920), (395, 333536), (553, 238240), (560, 235262), (632, 208460), (790, 166768), (1106, 119120), (1120, 117631), (1264, 104230), (1489, 88480), (1580, 83384), (2212, 59560), (2528, 52115), (2765, 47648), (2978, 44240), (3160, 41692), (4424, 29780), (5530, 23824), (5956, 22120), (6320, 20846), (7445, 17696), (8848, 14890), (10423, 12640), (11060, 11912)]