77870760

素因数分解:

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

素因数の和:240

約数の個数: 192

約数和(自身を含む): 266595840

約数和(自身を除く): 188725080

約数列:

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

約数ペア:

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