221008040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12251}}^1$

素因数の和:12314

約数の個数: 64

約数和(自身を含む): 555750720

約数和(自身を除く): 334742680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 12251, 18040, 24502, 49004, 61255, 98008, 122510, 134761, 245020, 269522, 490040, 502291, 539044, 673805, 1004582, 1078088, 1347610, 2009164, 2511455, 2695220, 4018328, 5022910, 5390440, 5525201, 10045820, 11050402, 20091640, 22100804, 27626005, 44201608, 55252010, 110504020, 221008040]

約数ペア:

[(1, 221008040), (2, 110504020), (4, 55252010), (5, 44201608), (8, 27626005), (10, 22100804), (11, 20091640), (20, 11050402), (22, 10045820), (40, 5525201), (41, 5390440), (44, 5022910), (55, 4018328), (82, 2695220), (88, 2511455), (110, 2009164), (164, 1347610), (205, 1078088), (220, 1004582), (328, 673805), (410, 539044), (440, 502291), (451, 490040), (820, 269522), (902, 245020), (1640, 134761), (1804, 122510), (2255, 98008), (3608, 61255), (4510, 49004), (9020, 24502), (12251, 18040)]