155741520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 550964736

約数和(自身を除く): 395223216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 121, 124, 132, 155, 165, 173, 176, 186, 220, 240, 242, 248, 264, 310, 330, 341, 346, 363, 372, 440, 465, 484, 496, 519, 528, 605, 620, 660, 682, 692, 726, 744, 865, 880, 930, 968, 1023, 1038, 1210, 1240, 1320, 1364, 1384, 1452, 1488, 1705, 1730, 1815, 1860, 1903, 1936, 2046, 2076, 2420, 2480, 2595, 2640, 2728, 2768, 2904, 3410, 3460, 3630, 3720, 3751, 3806, 4092, 4152, 4840, 5115, 5190, 5363, 5456, 5709, 5808, 6820, 6920, 7260, 7440, 7502, 7612, 8184, 8304, 9515, 9680, 10230, 10380, 10726, 11253, 11418, 13640, 13840, 14520, 15004, 15224, 16089, 16368, 18755, 19030, 20460, 20760, 20933, 21452, 22506, 22836, 26815, 27280, 28545, 29040, 30008, 30448, 32178, 37510, 38060, 40920, 41520, 41866, 42904, 45012, 45672, 53630, 56265, 57090, 58993, 60016, 62799, 64356, 75020, 76120, 80445, 81840, 83732, 85808, 90024, 91344, 104665, 107260, 112530, 114180, 117986, 125598, 128712, 150040, 152240, 160890, 167464, 176979, 180048, 209330, 214520, 225060, 228360, 235972, 251196, 257424, 294965, 300080, 313995, 321780, 334928, 353958, 418660, 429040, 450120, 456720, 471944, 502392, 589930, 627990, 643560, 648923, 707916, 837320, 884895, 900240, 943888, 1004784, 1179860, 1255980, 1287120, 1297846, 1415832, 1674640, 1769790, 1946769, 2359720, 2511960, 2595692, 2831664, 3244615, 3539580, 3893538, 4719440, 5023920, 5191384, 6489230, 7079160, 7787076, 9733845, 10382768, 12978460, 14158320, 15574152, 19467690, 25956920, 31148304, 38935380, 51913840, 77870760, 155741520]

約数ペア:

[(1, 155741520), (2, 77870760), (3, 51913840), (4, 38935380), (5, 31148304), (6, 25956920), (8, 19467690), (10, 15574152), (11, 14158320), (12, 12978460), (15, 10382768), (16, 9733845), (20, 7787076), (22, 7079160), (24, 6489230), (30, 5191384), (31, 5023920), (33, 4719440), (40, 3893538), (44, 3539580), (48, 3244615), (55, 2831664), (60, 2595692), (62, 2511960), (66, 2359720), (80, 1946769), (88, 1769790), (93, 1674640), (110, 1415832), (120, 1297846), (121, 1287120), (124, 1255980), (132, 1179860), (155, 1004784), (165, 943888), (173, 900240), (176, 884895), (186, 837320), (220, 707916), (240, 648923), (242, 643560), (248, 627990), (264, 589930), (310, 502392), (330, 471944), (341, 456720), (346, 450120), (363, 429040), (372, 418660), (440, 353958), (465, 334928), (484, 321780), (496, 313995), (519, 300080), (528, 294965), (605, 257424), (620, 251196), (660, 235972), (682, 228360), (692, 225060), (726, 214520), (744, 209330), (865, 180048), (880, 176979), (930, 167464), (968, 160890), (1023, 152240), (1038, 150040), (1210, 128712), (1240, 125598), (1320, 117986), (1364, 114180), (1384, 112530), (1452, 107260), (1488, 104665), (1705, 91344), (1730, 90024), (1815, 85808), (1860, 83732), (1903, 81840), (1936, 80445), (2046, 76120), (2076, 75020), (2420, 64356), (2480, 62799), (2595, 60016), (2640, 58993), (2728, 57090), (2768, 56265), (2904, 53630), (3410, 45672), (3460, 45012), (3630, 42904), (3720, 41866), (3751, 41520), (3806, 40920), (4092, 38060), (4152, 37510), (4840, 32178), (5115, 30448), (5190, 30008), (5363, 29040), (5456, 28545), (5709, 27280), (5808, 26815), (6820, 22836), (6920, 22506), (7260, 21452), (7440, 20933), (7502, 20760), (7612, 20460), (8184, 19030), (8304, 18755), (9515, 16368), (9680, 16089), (10230, 15224), (10380, 15004), (10726, 14520), (11253, 13840), (11418, 13640)]