291220446940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{1033}}^1\times {\mathrm{1279}}^1$

素因数の和:2531

約数の個数: 96

約数和(自身を含む): 624362618880

約数和(自身を除く): 333142171940

約数列:

[1, 2, 4, 5, 10, 20, 103, 107, 206, 214, 412, 428, 515, 535, 1030, 1033, 1070, 1279, 2060, 2066, 2140, 2558, 4132, 5116, 5165, 6395, 10330, 11021, 12790, 20660, 22042, 25580, 44084, 55105, 106399, 110210, 110531, 131737, 136853, 212798, 220420, 221062, 263474, 273706, 425596, 442124, 526948, 531995, 547412, 552655, 658685, 684265, 1063990, 1105310, 1317370, 1321207, 1368530, 2127980, 2210620, 2634740, 2642414, 2737060, 5284828, 6606035, 11384693, 13212070, 14095859, 22769386, 26424140, 28191718, 45538772, 56383436, 56923465, 70479295, 113846930, 136084321, 140958590, 141369149, 227693860, 272168642, 281917180, 282738298, 544337284, 565476596, 680421605, 706845745, 1360843210, 1413691490, 2721686420, 2827382980, 14561022347, 29122044694, 58244089388, 72805111735, 145610223470, 291220446940]

約数ペア:

[(1, 291220446940), (2, 145610223470), (4, 72805111735), (5, 58244089388), (10, 29122044694), (20, 14561022347), (103, 2827382980), (107, 2721686420), (206, 1413691490), (214, 1360843210), (412, 706845745), (428, 680421605), (515, 565476596), (535, 544337284), (1030, 282738298), (1033, 281917180), (1070, 272168642), (1279, 227693860), (2060, 141369149), (2066, 140958590), (2140, 136084321), (2558, 113846930), (4132, 70479295), (5116, 56923465), (5165, 56383436), (6395, 45538772), (10330, 28191718), (11021, 26424140), (12790, 22769386), (20660, 14095859), (22042, 13212070), (25580, 11384693), (44084, 6606035), (55105, 5284828), (106399, 2737060), (110210, 2642414), (110531, 2634740), (131737, 2210620), (136853, 2127980), (212798, 1368530), (220420, 1321207), (221062, 1317370), (263474, 1105310), (273706, 1063990), (425596, 684265), (442124, 658685), (526948, 552655), (531995, 547412)]