42921480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1381}}^1$

素因数の和:1439

約数の個数: 128

約数和(自身を含む): 151246080

約数和(自身を除く): 108324600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1381, 1480, 1554, 2072, 2220, 2590, 2762, 3108, 3885, 4143, 4440, 5180, 5524, 6216, 6905, 7770, 8286, 9667, 10360, 11048, 13810, 15540, 16572, 19334, 20715, 27620, 29001, 31080, 33144, 38668, 41430, 48335, 51097, 55240, 58002, 77336, 82860, 96670, 102194, 116004, 145005, 153291, 165720, 193340, 204388, 232008, 255485, 290010, 306582, 357679, 386680, 408776, 510970, 580020, 613164, 715358, 766455, 1021940, 1073037, 1160040, 1226328, 1430716, 1532910, 1788395, 2043880, 2146074, 2861432, 3065820, 3576790, 4292148, 5365185, 6131640, 7153580, 8584296, 10730370, 14307160, 21460740, 42921480]

約数ペア:

[(1, 42921480), (2, 21460740), (3, 14307160), (4, 10730370), (5, 8584296), (6, 7153580), (7, 6131640), (8, 5365185), (10, 4292148), (12, 3576790), (14, 3065820), (15, 2861432), (20, 2146074), (21, 2043880), (24, 1788395), (28, 1532910), (30, 1430716), (35, 1226328), (37, 1160040), (40, 1073037), (42, 1021940), (56, 766455), (60, 715358), (70, 613164), (74, 580020), (84, 510970), (105, 408776), (111, 386680), (120, 357679), (140, 306582), (148, 290010), (168, 255485), (185, 232008), (210, 204388), (222, 193340), (259, 165720), (280, 153291), (296, 145005), (370, 116004), (420, 102194), (444, 96670), (518, 82860), (555, 77336), (740, 58002), (777, 55240), (840, 51097), (888, 48335), (1036, 41430), (1110, 38668), (1295, 33144), (1381, 31080), (1480, 29001), (1554, 27620), (2072, 20715), (2220, 19334), (2590, 16572), (2762, 15540), (3108, 13810), (3885, 11048), (4143, 10360), (4440, 9667), (5180, 8286), (5524, 7770), (6216, 6905)]