155352780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2588

約数の個数: 144

約数和(自身を含む): 530869248

約数和(自身を除く): 375516468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1705, 1860, 1980, 2046, 2531, 2790, 3069, 3410, 4092, 5062, 5115, 5580, 6138, 6820, 7593, 10124, 10230, 12276, 12655, 15186, 15345, 20460, 22779, 25310, 27841, 30372, 30690, 37965, 45558, 50620, 55682, 61380, 75930, 78461, 83523, 91116, 111364, 113895, 139205, 151860, 156922, 167046, 227790, 235383, 250569, 278410, 313844, 334092, 392305, 417615, 455580, 470766, 501138, 556820, 706149, 784610, 835230, 863071, 941532, 1002276, 1176915, 1252845, 1412298, 1569220, 1670460, 1726142, 2353830, 2505690, 2589213, 2824596, 3452284, 3530745, 4315355, 4707660, 5011380, 5178426, 7061490, 7767639, 8630710, 10356852, 12946065, 14122980, 15535278, 17261420, 25892130, 31070556, 38838195, 51784260, 77676390, 155352780]

約数ペア:

[(1, 155352780), (2, 77676390), (3, 51784260), (4, 38838195), (5, 31070556), (6, 25892130), (9, 17261420), (10, 15535278), (11, 14122980), (12, 12946065), (15, 10356852), (18, 8630710), (20, 7767639), (22, 7061490), (30, 5178426), (31, 5011380), (33, 4707660), (36, 4315355), (44, 3530745), (45, 3452284), (55, 2824596), (60, 2589213), (62, 2505690), (66, 2353830), (90, 1726142), (93, 1670460), (99, 1569220), (110, 1412298), (124, 1252845), (132, 1176915), (155, 1002276), (165, 941532), (180, 863071), (186, 835230), (198, 784610), (220, 706149), (279, 556820), (310, 501138), (330, 470766), (341, 455580), (372, 417615), (396, 392305), (465, 334092), (495, 313844), (558, 278410), (620, 250569), (660, 235383), (682, 227790), (930, 167046), (990, 156922), (1023, 151860), (1116, 139205), (1364, 113895), (1395, 111364), (1705, 91116), (1860, 83523), (1980, 78461), (2046, 75930), (2531, 61380), (2790, 55682), (3069, 50620), (3410, 45558), (4092, 37965), (5062, 30690), (5115, 30372), (5580, 27841), (6138, 25310), (6820, 22779), (7593, 20460), (10124, 15345), (10230, 15186), (12276, 12655)]