305727120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6961}}^1$

素因数の和:7041

約数の個数: 120

約数和(自身を含む): 1043715192

約数和(自身を除く): 737988072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 6961, 7320, 8784, 10980, 13922, 14640, 20883, 21960, 27844, 34805, 41766, 43920, 55688, 62649, 69610, 83532, 104415, 111376, 125298, 139220, 167064, 208830, 250596, 278440, 313245, 334128, 417660, 424621, 501192, 556880, 626490, 835320, 849242, 1002384, 1252980, 1273863, 1670640, 1698484, 2123105, 2505960, 2547726, 3396968, 3821589, 4246210, 5011920, 5095452, 6369315, 6793936, 7643178, 8492420, 10190904, 12738630, 15286356, 16984840, 19107945, 20381808, 25477260, 30572712, 33969680, 38215890, 50954520, 61145424, 76431780, 101909040, 152863560, 305727120]

約数ペア:

[(1, 305727120), (2, 152863560), (3, 101909040), (4, 76431780), (5, 61145424), (6, 50954520), (8, 38215890), (9, 33969680), (10, 30572712), (12, 25477260), (15, 20381808), (16, 19107945), (18, 16984840), (20, 15286356), (24, 12738630), (30, 10190904), (36, 8492420), (40, 7643178), (45, 6793936), (48, 6369315), (60, 5095452), (61, 5011920), (72, 4246210), (80, 3821589), (90, 3396968), (120, 2547726), (122, 2505960), (144, 2123105), (180, 1698484), (183, 1670640), (240, 1273863), (244, 1252980), (305, 1002384), (360, 849242), (366, 835320), (488, 626490), (549, 556880), (610, 501192), (720, 424621), (732, 417660), (915, 334128), (976, 313245), (1098, 278440), (1220, 250596), (1464, 208830), (1830, 167064), (2196, 139220), (2440, 125298), (2745, 111376), (2928, 104415), (3660, 83532), (4392, 69610), (4880, 62649), (5490, 55688), (6961, 43920), (7320, 41766), (8784, 34805), (10980, 27844), (13922, 21960), (14640, 20883)]