251570640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1361

約数の個数: 160

約数和(自身を含む): 840660480

約数和(自身を除く): 589089840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 43, 48, 57, 60, 76, 80, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 240, 258, 285, 304, 344, 380, 430, 456, 516, 570, 645, 688, 760, 817, 860, 912, 1032, 1140, 1283, 1290, 1520, 1634, 1720, 2064, 2280, 2451, 2566, 2580, 3268, 3440, 3849, 4085, 4560, 4902, 5132, 5160, 6415, 6536, 7698, 8170, 9804, 10264, 10320, 12255, 12830, 13072, 15396, 16340, 19245, 19608, 20528, 24377, 24510, 25660, 30792, 32680, 38490, 39216, 48754, 49020, 51320, 55169, 61584, 65360, 73131, 76980, 97508, 98040, 102640, 110338, 121885, 146262, 153960, 165507, 195016, 196080, 220676, 243770, 275845, 292524, 307920, 331014, 365655, 390032, 441352, 487540, 551690, 585048, 662028, 731310, 827535, 882704, 975080, 1048211, 1103380, 1170096, 1324056, 1462620, 1655070, 1950160, 2096422, 2206760, 2648112, 2925240, 3144633, 3310140, 4192844, 4413520, 5241055, 5850480, 6289266, 6620280, 8385688, 10482110, 12578532, 13240560, 15723165, 16771376, 20964220, 25157064, 31446330, 41928440, 50314128, 62892660, 83856880, 125785320, 251570640]

約数ペア:

[(1, 251570640), (2, 125785320), (3, 83856880), (4, 62892660), (5, 50314128), (6, 41928440), (8, 31446330), (10, 25157064), (12, 20964220), (15, 16771376), (16, 15723165), (19, 13240560), (20, 12578532), (24, 10482110), (30, 8385688), (38, 6620280), (40, 6289266), (43, 5850480), (48, 5241055), (57, 4413520), (60, 4192844), (76, 3310140), (80, 3144633), (86, 2925240), (95, 2648112), (114, 2206760), (120, 2096422), (129, 1950160), (152, 1655070), (172, 1462620), (190, 1324056), (215, 1170096), (228, 1103380), (240, 1048211), (258, 975080), (285, 882704), (304, 827535), (344, 731310), (380, 662028), (430, 585048), (456, 551690), (516, 487540), (570, 441352), (645, 390032), (688, 365655), (760, 331014), (817, 307920), (860, 292524), (912, 275845), (1032, 243770), (1140, 220676), (1283, 196080), (1290, 195016), (1520, 165507), (1634, 153960), (1720, 146262), (2064, 121885), (2280, 110338), (2451, 102640), (2566, 98040), (2580, 97508), (3268, 76980), (3440, 73131), (3849, 65360), (4085, 61584), (4560, 55169), (4902, 51320), (5132, 49020), (5160, 48754), (6415, 39216), (6536, 38490), (7698, 32680), (8170, 30792), (9804, 25660), (10264, 24510), (10320, 24377), (12255, 20528), (12830, 19608), (13072, 19245), (15396, 16340)]