172780680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75781}}^1$

素因数の和:75814

約数の個数: 64

約数和(自身を含む): 545630400

約数和(自身を除く): 372849720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 75781, 151562, 227343, 303124, 378905, 454686, 606248, 757810, 909372, 1136715, 1439839, 1515620, 1818744, 2273430, 2879678, 3031240, 4319517, 4546860, 5759356, 7199195, 8639034, 9093720, 11518712, 14398390, 17278068, 21597585, 28796780, 34556136, 43195170, 57593560, 86390340, 172780680]

約数ペア:

[(1, 172780680), (2, 86390340), (3, 57593560), (4, 43195170), (5, 34556136), (6, 28796780), (8, 21597585), (10, 17278068), (12, 14398390), (15, 11518712), (19, 9093720), (20, 8639034), (24, 7199195), (30, 5759356), (38, 4546860), (40, 4319517), (57, 3031240), (60, 2879678), (76, 2273430), (95, 1818744), (114, 1515620), (120, 1439839), (152, 1136715), (190, 909372), (228, 757810), (285, 606248), (380, 454686), (456, 378905), (570, 303124), (760, 227343), (1140, 151562), (2280, 75781)]