674595760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{1279}}^1$

素因数の和:1658

約数の個数: 80

約数和(自身を含む): 1657036800

約数和(自身を除く): 982441040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 347, 380, 694, 760, 1279, 1388, 1520, 1735, 2558, 2776, 3470, 5116, 5552, 6395, 6593, 6940, 10232, 12790, 13186, 13880, 20464, 24301, 25580, 26372, 27760, 32965, 48602, 51160, 52744, 65930, 97204, 102320, 105488, 121505, 131860, 194408, 243010, 263720, 388816, 443813, 486020, 527440, 887626, 972040, 1775252, 1944080, 2219065, 3550504, 4438130, 7101008, 8432447, 8876260, 16864894, 17752520, 33729788, 35505040, 42162235, 67459576, 84324470, 134919152, 168648940, 337297880, 674595760]

約数ペア:

[(1, 674595760), (2, 337297880), (4, 168648940), (5, 134919152), (8, 84324470), (10, 67459576), (16, 42162235), (19, 35505040), (20, 33729788), (38, 17752520), (40, 16864894), (76, 8876260), (80, 8432447), (95, 7101008), (152, 4438130), (190, 3550504), (304, 2219065), (347, 1944080), (380, 1775252), (694, 972040), (760, 887626), (1279, 527440), (1388, 486020), (1520, 443813), (1735, 388816), (2558, 263720), (2776, 243010), (3470, 194408), (5116, 131860), (5552, 121505), (6395, 105488), (6593, 102320), (6940, 97204), (10232, 65930), (12790, 52744), (13186, 51160), (13880, 48602), (20464, 32965), (24301, 27760), (25580, 26372)]