919681680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{166609}}^1$

素因数の和:166648

約数の個数: 80

約数和(自身を含む): 2974988160

約数和(自身を除く): 2055306480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 166609, 333218, 499827, 666436, 833045, 999654, 1332872, 1666090, 1999308, 2499135, 2665744, 3332180, 3832007, 3998616, 4998270, 6664360, 7664014, 7997232, 9996540, 11496021, 13328720, 15328028, 19160035, 19993080, 22992042, 30656056, 38320070, 39986160, 45984084, 57480105, 61312112, 76640140, 91968168, 114960210, 153280280, 183936336, 229920420, 306560560, 459840840, 919681680]

約数ペア:

[(1, 919681680), (2, 459840840), (3, 306560560), (4, 229920420), (5, 183936336), (6, 153280280), (8, 114960210), (10, 91968168), (12, 76640140), (15, 61312112), (16, 57480105), (20, 45984084), (23, 39986160), (24, 38320070), (30, 30656056), (40, 22992042), (46, 19993080), (48, 19160035), (60, 15328028), (69, 13328720), (80, 11496021), (92, 9996540), (115, 7997232), (120, 7664014), (138, 6664360), (184, 4998270), (230, 3998616), (240, 3832007), (276, 3332180), (345, 2665744), (368, 2499135), (460, 1999308), (552, 1666090), (690, 1332872), (920, 999654), (1104, 833045), (1380, 666436), (1840, 499827), (2760, 333218), (5520, 166609)]