78284880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{4027}}^1$

素因数の和:4055

約数の個数: 120

約数和(自身を含む): 272711712

約数和(自身を除く): 194426832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4027, 4860, 6480, 8054, 9720, 12081, 16108, 19440, 20135, 24162, 32216, 36243, 40270, 48324, 60405, 64432, 72486, 80540, 96648, 108729, 120810, 144972, 161080, 181215, 193296, 217458, 241620, 289944, 322160, 326187, 362430, 434916, 483240, 543645, 579888, 652374, 724860, 869832, 966480, 978561, 1087290, 1304748, 1449720, 1630935, 1739664, 1957122, 2174580, 2609496, 2899440, 3261870, 3914244, 4349160, 4892805, 5218992, 6523740, 7828488, 8698320, 9785610, 13047480, 15656976, 19571220, 26094960, 39142440, 78284880]

約数ペア:

[(1, 78284880), (2, 39142440), (3, 26094960), (4, 19571220), (5, 15656976), (6, 13047480), (8, 9785610), (9, 8698320), (10, 7828488), (12, 6523740), (15, 5218992), (16, 4892805), (18, 4349160), (20, 3914244), (24, 3261870), (27, 2899440), (30, 2609496), (36, 2174580), (40, 1957122), (45, 1739664), (48, 1630935), (54, 1449720), (60, 1304748), (72, 1087290), (80, 978561), (81, 966480), (90, 869832), (108, 724860), (120, 652374), (135, 579888), (144, 543645), (162, 483240), (180, 434916), (216, 362430), (240, 326187), (243, 322160), (270, 289944), (324, 241620), (360, 217458), (405, 193296), (432, 181215), (486, 161080), (540, 144972), (648, 120810), (720, 108729), (810, 96648), (972, 80540), (1080, 72486), (1215, 64432), (1296, 60405), (1620, 48324), (1944, 40270), (2160, 36243), (2430, 32216), (3240, 24162), (3888, 20135), (4027, 19440), (4860, 16108), (6480, 12081), (8054, 9720)]