2172179970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{577}}^1$

素因数の和:857

約数の個数: 128

約数和(自身を含む): 5912801280

約数和(自身を除く): 3740621310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 191, 219, 270, 365, 382, 438, 573, 577, 657, 730, 955, 1095, 1146, 1154, 1314, 1719, 1731, 1910, 1971, 2190, 2865, 2885, 3285, 3438, 3462, 3942, 5157, 5193, 5730, 5770, 6570, 8595, 8655, 9855, 10314, 10386, 13943, 15579, 17190, 17310, 19710, 25785, 25965, 27886, 31158, 41829, 42121, 51570, 51930, 69715, 77895, 83658, 84242, 110207, 125487, 126363, 139430, 155790, 209145, 210605, 220414, 250974, 252726, 330621, 376461, 379089, 418290, 421210, 551035, 627435, 631815, 661242, 752922, 758178, 991863, 1102070, 1137267, 1254870, 1263630, 1653105, 1882305, 1895445, 1983726, 2274534, 2975589, 3306210, 3764610, 3790890, 4959315, 5686335, 5951178, 8045111, 9918630, 11372670, 14877945, 16090222, 24135333, 29755890, 40225555, 48270666, 72405999, 80451110, 120676665, 144811998, 217217997, 241353330, 362029995, 434435994, 724059990, 1086089985, 2172179970]

約数ペア:

[(1, 2172179970), (2, 1086089985), (3, 724059990), (5, 434435994), (6, 362029995), (9, 241353330), (10, 217217997), (15, 144811998), (18, 120676665), (27, 80451110), (30, 72405999), (45, 48270666), (54, 40225555), (73, 29755890), (90, 24135333), (135, 16090222), (146, 14877945), (191, 11372670), (219, 9918630), (270, 8045111), (365, 5951178), (382, 5686335), (438, 4959315), (573, 3790890), (577, 3764610), (657, 3306210), (730, 2975589), (955, 2274534), (1095, 1983726), (1146, 1895445), (1154, 1882305), (1314, 1653105), (1719, 1263630), (1731, 1254870), (1910, 1137267), (1971, 1102070), (2190, 991863), (2865, 758178), (2885, 752922), (3285, 661242), (3438, 631815), (3462, 627435), (3942, 551035), (5157, 421210), (5193, 418290), (5730, 379089), (5770, 376461), (6570, 330621), (8595, 252726), (8655, 250974), (9855, 220414), (10314, 210605), (10386, 209145), (13943, 155790), (15579, 139430), (17190, 126363), (17310, 125487), (19710, 110207), (25785, 84242), (25965, 83658), (27886, 77895), (31158, 69715), (41829, 51930), (42121, 51570)]