222447940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 572576256

約数和(自身を除く): 350128316

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 169, 193, 220, 260, 286, 310, 338, 341, 386, 403, 572, 620, 676, 682, 715, 772, 806, 845, 965, 1364, 1430, 1612, 1690, 1705, 1859, 1930, 2015, 2123, 2509, 2860, 3380, 3410, 3718, 3860, 4030, 4246, 4433, 5018, 5239, 5983, 6820, 7436, 8060, 8492, 8866, 9295, 10036, 10478, 10615, 11966, 12545, 17732, 18590, 20956, 21230, 22165, 23932, 25090, 26195, 27599, 29915, 32617, 37180, 42460, 44330, 50180, 52390, 55198, 57629, 59830, 65234, 65813, 77779, 88660, 104780, 110396, 115258, 119660, 130468, 131626, 137995, 155558, 163085, 230516, 263252, 275990, 288145, 311116, 326170, 329065, 358787, 388895, 551980, 576290, 652340, 658130, 717574, 777790, 855569, 1011127, 1152580, 1316260, 1435148, 1555580, 1711138, 1793935, 2022254, 3422276, 3587870, 4044508, 4277845, 5055635, 7175740, 8555690, 10111270, 11122397, 17111380, 20222540, 22244794, 44489588, 55611985, 111223970, 222447940]

約数ペア:

[(1, 222447940), (2, 111223970), (4, 55611985), (5, 44489588), (10, 22244794), (11, 20222540), (13, 17111380), (20, 11122397), (22, 10111270), (26, 8555690), (31, 7175740), (44, 5055635), (52, 4277845), (55, 4044508), (62, 3587870), (65, 3422276), (110, 2022254), (124, 1793935), (130, 1711138), (143, 1555580), (155, 1435148), (169, 1316260), (193, 1152580), (220, 1011127), (260, 855569), (286, 777790), (310, 717574), (338, 658130), (341, 652340), (386, 576290), (403, 551980), (572, 388895), (620, 358787), (676, 329065), (682, 326170), (715, 311116), (772, 288145), (806, 275990), (845, 263252), (965, 230516), (1364, 163085), (1430, 155558), (1612, 137995), (1690, 131626), (1705, 130468), (1859, 119660), (1930, 115258), (2015, 110396), (2123, 104780), (2509, 88660), (2860, 77779), (3380, 65813), (3410, 65234), (3718, 59830), (3860, 57629), (4030, 55198), (4246, 52390), (4433, 50180), (5018, 44330), (5239, 42460), (5983, 37180), (6820, 32617), (7436, 29915), (8060, 27599), (8492, 26195), (8866, 25090), (9295, 23932), (10036, 22165), (10478, 21230), (10615, 20956), (11966, 18590), (12545, 17732)]