289516920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31333}}^1$

素因数の和:31365

約数の個数: 128

約数和(自身を含む): 1082903040

約数和(自身を除く): 793386120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 31333, 62666, 93999, 125332, 156665, 187998, 219331, 250664, 313330, 344663, 375996, 438662, 469995, 626660, 657993, 689326, 751992, 877324, 939990, 1033989, 1096655, 1253320, 1315986, 1378652, 1723315, 1754648, 1879980, 2067978, 2193310, 2412641, 2631972, 2757304, 3289965, 3446630, 3759960, 4135956, 4386620, 4825282, 5169945, 5263944, 6579930, 6893260, 7237923, 8271912, 8773240, 9650564, 10339890, 12063205, 13159860, 13786520, 14475846, 19301128, 20679780, 24126410, 26319720, 28951692, 36189615, 41359560, 48252820, 57903384, 72379230, 96505640, 144758460, 289516920]

約数ペア:

[(1, 289516920), (2, 144758460), (3, 96505640), (4, 72379230), (5, 57903384), (6, 48252820), (7, 41359560), (8, 36189615), (10, 28951692), (11, 26319720), (12, 24126410), (14, 20679780), (15, 19301128), (20, 14475846), (21, 13786520), (22, 13159860), (24, 12063205), (28, 10339890), (30, 9650564), (33, 8773240), (35, 8271912), (40, 7237923), (42, 6893260), (44, 6579930), (55, 5263944), (56, 5169945), (60, 4825282), (66, 4386620), (70, 4135956), (77, 3759960), (84, 3446630), (88, 3289965), (105, 2757304), (110, 2631972), (120, 2412641), (132, 2193310), (140, 2067978), (154, 1879980), (165, 1754648), (168, 1723315), (210, 1378652), (220, 1315986), (231, 1253320), (264, 1096655), (280, 1033989), (308, 939990), (330, 877324), (385, 751992), (420, 689326), (440, 657993), (462, 626660), (616, 469995), (660, 438662), (770, 375996), (840, 344663), (924, 313330), (1155, 250664), (1320, 219331), (1540, 187998), (1848, 156665), (2310, 125332), (3080, 93999), (4620, 62666), (9240, 31333)]