64901640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{971}}^1$

素因数の和:1542

約数の個数: 64

約数和(自身を含む): 195255360

約数和(自身を除く): 130353720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 557, 971, 1114, 1671, 1942, 2228, 2785, 2913, 3342, 3884, 4456, 4855, 5570, 5826, 6684, 7768, 8355, 9710, 11140, 11652, 13368, 14565, 16710, 19420, 22280, 23304, 29130, 33420, 38840, 58260, 66840, 116520, 540847, 1081694, 1622541, 2163388, 2704235, 3245082, 4326776, 5408470, 6490164, 8112705, 10816940, 12980328, 16225410, 21633880, 32450820, 64901640]

約数ペア:

[(1, 64901640), (2, 32450820), (3, 21633880), (4, 16225410), (5, 12980328), (6, 10816940), (8, 8112705), (10, 6490164), (12, 5408470), (15, 4326776), (20, 3245082), (24, 2704235), (30, 2163388), (40, 1622541), (60, 1081694), (120, 540847), (557, 116520), (971, 66840), (1114, 58260), (1671, 38840), (1942, 33420), (2228, 29130), (2785, 23304), (2913, 22280), (3342, 19420), (3884, 16710), (4456, 14565), (4855, 13368), (5570, 11652), (5826, 11140), (6684, 9710), (7768, 8355)]