55380720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 181684800

約数和(自身を除く): 126304080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 73, 80, 87, 109, 116, 120, 145, 146, 174, 218, 219, 232, 240, 290, 292, 327, 348, 365, 435, 436, 438, 464, 545, 580, 584, 654, 696, 730, 870, 872, 876, 1090, 1095, 1160, 1168, 1308, 1392, 1460, 1635, 1740, 1744, 1752, 2117, 2180, 2190, 2320, 2616, 2920, 3161, 3270, 3480, 3504, 4234, 4360, 4380, 5232, 5840, 6322, 6351, 6540, 6960, 7957, 8468, 8720, 8760, 9483, 10585, 12644, 12702, 13080, 15805, 15914, 16936, 17520, 18966, 21170, 23871, 25288, 25404, 26160, 31610, 31755, 31828, 33872, 37932, 39785, 42340, 47415, 47742, 50576, 50808, 63220, 63510, 63656, 75864, 79570, 84680, 94830, 95484, 101616, 119355, 126440, 127020, 127312, 151728, 159140, 169360, 189660, 190968, 230753, 238710, 252880, 254040, 318280, 379320, 381936, 461506, 477420, 508080, 636560, 692259, 758640, 923012, 954840, 1153765, 1384518, 1846024, 1909680, 2307530, 2769036, 3461295, 3692048, 4615060, 5538072, 6922590, 9230120, 11076144, 13845180, 18460240, 27690360, 55380720]

約数ペア:

[(1, 55380720), (2, 27690360), (3, 18460240), (4, 13845180), (5, 11076144), (6, 9230120), (8, 6922590), (10, 5538072), (12, 4615060), (15, 3692048), (16, 3461295), (20, 2769036), (24, 2307530), (29, 1909680), (30, 1846024), (40, 1384518), (48, 1153765), (58, 954840), (60, 923012), (73, 758640), (80, 692259), (87, 636560), (109, 508080), (116, 477420), (120, 461506), (145, 381936), (146, 379320), (174, 318280), (218, 254040), (219, 252880), (232, 238710), (240, 230753), (290, 190968), (292, 189660), (327, 169360), (348, 159140), (365, 151728), (435, 127312), (436, 127020), (438, 126440), (464, 119355), (545, 101616), (580, 95484), (584, 94830), (654, 84680), (696, 79570), (730, 75864), (870, 63656), (872, 63510), (876, 63220), (1090, 50808), (1095, 50576), (1160, 47742), (1168, 47415), (1308, 42340), (1392, 39785), (1460, 37932), (1635, 33872), (1740, 31828), (1744, 31755), (1752, 31610), (2117, 26160), (2180, 25404), (2190, 25288), (2320, 23871), (2616, 21170), (2920, 18966), (3161, 17520), (3270, 16936), (3480, 15914), (3504, 15805), (4234, 13080), (4360, 12702), (4380, 12644), (5232, 10585), (5840, 9483), (6322, 8760), (6351, 8720), (6540, 8468), (6960, 7957)]