82774720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{5279}}^1$

素因数の和:5310

約数の個数: 84

約数和(自身を含む): 229331520

約数和(自身を除く): 146556800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 5279, 7840, 10558, 15680, 21116, 26395, 36953, 42232, 52790, 73906, 84464, 105580, 147812, 168928, 184765, 211160, 258671, 295624, 337856, 369530, 422320, 517342, 591248, 739060, 844640, 1034684, 1182496, 1293355, 1478120, 1689280, 2069368, 2364992, 2586710, 2956240, 4138736, 5173420, 5912480, 8277472, 10346840, 11824960, 16554944, 20693680, 41387360, 82774720]

約数ペア:

[(1, 82774720), (2, 41387360), (4, 20693680), (5, 16554944), (7, 11824960), (8, 10346840), (10, 8277472), (14, 5912480), (16, 5173420), (20, 4138736), (28, 2956240), (32, 2586710), (35, 2364992), (40, 2069368), (49, 1689280), (56, 1478120), (64, 1293355), (70, 1182496), (80, 1034684), (98, 844640), (112, 739060), (140, 591248), (160, 517342), (196, 422320), (224, 369530), (245, 337856), (280, 295624), (320, 258671), (392, 211160), (448, 184765), (490, 168928), (560, 147812), (784, 105580), (980, 84464), (1120, 73906), (1568, 52790), (1960, 42232), (2240, 36953), (3136, 26395), (3920, 21116), (5279, 15680), (7840, 10558)]