290995770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{32441}}^1$

素因数の和:32487

約数の個数: 64

約数和(自身を含む): 784836864

約数和(自身を除く): 493841094

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 32441, 64882, 97323, 162205, 194646, 324410, 421733, 486615, 746143, 843466, 973230, 1265199, 1492286, 2108665, 2238429, 2530398, 3730715, 4217330, 4476858, 6325995, 7461430, 9699859, 11192145, 12651990, 19399718, 22384290, 29099577, 48499295, 58199154, 96998590, 145497885, 290995770]

約数ペア:

[(1, 290995770), (2, 145497885), (3, 96998590), (5, 58199154), (6, 48499295), (10, 29099577), (13, 22384290), (15, 19399718), (23, 12651990), (26, 11192145), (30, 9699859), (39, 7461430), (46, 6325995), (65, 4476858), (69, 4217330), (78, 3730715), (115, 2530398), (130, 2238429), (138, 2108665), (195, 1492286), (230, 1265199), (299, 973230), (345, 843466), (390, 746143), (598, 486615), (690, 421733), (897, 324410), (1495, 194646), (1794, 162205), (2990, 97323), (4485, 64882), (8970, 32441)]