419389360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 1113678720

約数和(自身を除く): 694289360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 89, 92, 104, 115, 130, 178, 184, 197, 208, 230, 260, 299, 356, 368, 394, 445, 460, 520, 598, 712, 788, 890, 920, 985, 1040, 1157, 1196, 1424, 1495, 1576, 1780, 1840, 1970, 2047, 2314, 2392, 2561, 2990, 3152, 3560, 3940, 4094, 4531, 4628, 4784, 5122, 5785, 5980, 7120, 7880, 8188, 9062, 9256, 10235, 10244, 11570, 11960, 12805, 15760, 16376, 17533, 18124, 18512, 20470, 20488, 22655, 23140, 23920, 25610, 26611, 32752, 35066, 36248, 40940, 40976, 45310, 46280, 51220, 53222, 58903, 70132, 72496, 81880, 87665, 90620, 92560, 102440, 106444, 117806, 133055, 140264, 163760, 175330, 181240, 204880, 212888, 227929, 235612, 266110, 280528, 294515, 350660, 362480, 403259, 425776, 455858, 471224, 532220, 589030, 701320, 806518, 911716, 942448, 1064440, 1139645, 1178060, 1402640, 1613036, 1823432, 2016295, 2128880, 2279290, 2356120, 3226072, 3646864, 4032590, 4558580, 4712240, 5242367, 6452144, 8065180, 9117160, 10484734, 16130360, 18234320, 20969468, 26211835, 32260720, 41938936, 52423670, 83877872, 104847340, 209694680, 419389360]

約数ペア:

[(1, 419389360), (2, 209694680), (4, 104847340), (5, 83877872), (8, 52423670), (10, 41938936), (13, 32260720), (16, 26211835), (20, 20969468), (23, 18234320), (26, 16130360), (40, 10484734), (46, 9117160), (52, 8065180), (65, 6452144), (80, 5242367), (89, 4712240), (92, 4558580), (104, 4032590), (115, 3646864), (130, 3226072), (178, 2356120), (184, 2279290), (197, 2128880), (208, 2016295), (230, 1823432), (260, 1613036), (299, 1402640), (356, 1178060), (368, 1139645), (394, 1064440), (445, 942448), (460, 911716), (520, 806518), (598, 701320), (712, 589030), (788, 532220), (890, 471224), (920, 455858), (985, 425776), (1040, 403259), (1157, 362480), (1196, 350660), (1424, 294515), (1495, 280528), (1576, 266110), (1780, 235612), (1840, 227929), (1970, 212888), (2047, 204880), (2314, 181240), (2392, 175330), (2561, 163760), (2990, 140264), (3152, 133055), (3560, 117806), (3940, 106444), (4094, 102440), (4531, 92560), (4628, 90620), (4784, 87665), (5122, 81880), (5785, 72496), (5980, 70132), (7120, 58903), (7880, 53222), (8188, 51220), (9062, 46280), (9256, 45310), (10235, 40976), (10244, 40940), (11570, 36248), (11960, 35066), (12805, 32752), (15760, 26611), (16376, 25610), (17533, 23920), (18124, 23140), (18512, 22655), (20470, 20488)]