2777940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 9749376

約数和(自身を除く): 6971436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 61, 66, 69, 90, 92, 99, 110, 115, 122, 132, 138, 165, 180, 183, 198, 207, 220, 230, 244, 253, 276, 305, 330, 345, 366, 396, 414, 460, 495, 506, 549, 610, 660, 671, 690, 732, 759, 828, 915, 990, 1012, 1035, 1098, 1220, 1265, 1342, 1380, 1403, 1518, 1830, 1980, 2013, 2070, 2196, 2277, 2530, 2684, 2745, 2806, 3036, 3355, 3660, 3795, 4026, 4140, 4209, 4554, 5060, 5490, 5612, 6039, 6710, 7015, 7590, 8052, 8418, 9108, 10065, 10980, 11385, 12078, 12627, 13420, 14030, 15180, 15433, 16836, 20130, 21045, 22770, 24156, 25254, 28060, 30195, 30866, 40260, 42090, 45540, 46299, 50508, 60390, 61732, 63135, 77165, 84180, 92598, 120780, 126270, 138897, 154330, 185196, 231495, 252540, 277794, 308660, 462990, 555588, 694485, 925980, 1388970, 2777940]

約数ペア:

[(1, 2777940), (2, 1388970), (3, 925980), (4, 694485), (5, 555588), (6, 462990), (9, 308660), (10, 277794), (11, 252540), (12, 231495), (15, 185196), (18, 154330), (20, 138897), (22, 126270), (23, 120780), (30, 92598), (33, 84180), (36, 77165), (44, 63135), (45, 61732), (46, 60390), (55, 50508), (60, 46299), (61, 45540), (66, 42090), (69, 40260), (90, 30866), (92, 30195), (99, 28060), (110, 25254), (115, 24156), (122, 22770), (132, 21045), (138, 20130), (165, 16836), (180, 15433), (183, 15180), (198, 14030), (207, 13420), (220, 12627), (230, 12078), (244, 11385), (253, 10980), (276, 10065), (305, 9108), (330, 8418), (345, 8052), (366, 7590), (396, 7015), (414, 6710), (460, 6039), (495, 5612), (506, 5490), (549, 5060), (610, 4554), (660, 4209), (671, 4140), (690, 4026), (732, 3795), (759, 3660), (828, 3355), (915, 3036), (990, 2806), (1012, 2745), (1035, 2684), (1098, 2530), (1220, 2277), (1265, 2196), (1342, 2070), (1380, 2013), (1403, 1980), (1518, 1830)]