180870352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 391974912

約数和(自身を除く): 211104560

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 127, 164, 167, 208, 254, 328, 334, 508, 533, 656, 668, 1016, 1066, 1336, 1651, 2032, 2132, 2171, 2672, 3302, 4264, 4342, 5207, 6604, 6847, 8528, 8684, 10414, 13208, 13694, 17368, 20828, 21209, 26416, 27388, 34736, 41656, 42418, 54776, 67691, 83312, 84836, 89011, 109552, 135382, 169672, 178022, 270764, 275717, 339344, 356044, 541528, 551434, 712088, 869569, 1083056, 1102868, 1424176, 1739138, 2205736, 3478276, 4411472, 6956552, 11304397, 13913104, 22608794, 45217588, 90435176, 180870352]

約数ペア:

[(1, 180870352), (2, 90435176), (4, 45217588), (8, 22608794), (13, 13913104), (16, 11304397), (26, 6956552), (41, 4411472), (52, 3478276), (82, 2205736), (104, 1739138), (127, 1424176), (164, 1102868), (167, 1083056), (208, 869569), (254, 712088), (328, 551434), (334, 541528), (508, 356044), (533, 339344), (656, 275717), (668, 270764), (1016, 178022), (1066, 169672), (1336, 135382), (1651, 109552), (2032, 89011), (2132, 84836), (2171, 83312), (2672, 67691), (3302, 54776), (4264, 42418), (4342, 41656), (5207, 34736), (6604, 27388), (6847, 26416), (8528, 21209), (8684, 20828), (10414, 17368), (13208, 13694)]