208310700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1784

約数の個数: 144

約数和(自身を含む): 670401536

約数和(自身を除く): 462090836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 260, 300, 310, 325, 372, 390, 403, 465, 620, 650, 775, 780, 806, 930, 975, 1209, 1300, 1550, 1612, 1723, 1860, 1950, 2015, 2325, 2418, 3100, 3446, 3900, 4030, 4650, 4836, 5169, 6045, 6892, 8060, 8615, 9300, 10075, 10338, 12090, 17230, 20150, 20676, 22399, 24180, 25845, 30225, 34460, 40300, 43075, 44798, 51690, 53413, 60450, 67197, 86150, 89596, 103380, 106826, 111995, 120900, 129225, 134394, 160239, 172300, 213652, 223990, 258450, 267065, 268788, 320478, 335985, 447980, 516900, 534130, 559975, 640956, 671970, 694369, 801195, 1068260, 1119950, 1335325, 1343940, 1388738, 1602390, 1679925, 2083107, 2239900, 2670650, 2777476, 3204780, 3359850, 3471845, 4005975, 4166214, 5341300, 6719700, 6943690, 8011950, 8332428, 10415535, 13887380, 16023900, 17359225, 20831070, 34718450, 41662140, 52077675, 69436900, 104155350, 208310700]

約数ペア:

[(1, 208310700), (2, 104155350), (3, 69436900), (4, 52077675), (5, 41662140), (6, 34718450), (10, 20831070), (12, 17359225), (13, 16023900), (15, 13887380), (20, 10415535), (25, 8332428), (26, 8011950), (30, 6943690), (31, 6719700), (39, 5341300), (50, 4166214), (52, 4005975), (60, 3471845), (62, 3359850), (65, 3204780), (75, 2777476), (78, 2670650), (93, 2239900), (100, 2083107), (124, 1679925), (130, 1602390), (150, 1388738), (155, 1343940), (156, 1335325), (186, 1119950), (195, 1068260), (260, 801195), (300, 694369), (310, 671970), (325, 640956), (372, 559975), (390, 534130), (403, 516900), (465, 447980), (620, 335985), (650, 320478), (775, 268788), (780, 267065), (806, 258450), (930, 223990), (975, 213652), (1209, 172300), (1300, 160239), (1550, 134394), (1612, 129225), (1723, 120900), (1860, 111995), (1950, 106826), (2015, 103380), (2325, 89596), (2418, 86150), (3100, 67197), (3446, 60450), (3900, 53413), (4030, 51690), (4650, 44798), (4836, 43075), (5169, 40300), (6045, 34460), (6892, 30225), (8060, 25845), (8615, 24180), (9300, 22399), (10075, 20676), (10338, 20150), (12090, 17230)]