397713960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{157823}}^1$

素因数の和:157847

約数の個数: 96

約数和(自身を含む): 1477232640

約数和(自身を除く): 1079518680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 157823, 315646, 473469, 631292, 789115, 946938, 1104761, 1262584, 1420407, 1578230, 1893876, 2209522, 2367345, 2840814, 3156460, 3314283, 3787752, 4419044, 4734690, 5523805, 5681628, 6312920, 6628566, 7102035, 8838088, 9469380, 9942849, 11047610, 11363256, 13257132, 14204070, 16571415, 18938760, 19885698, 22095220, 26514264, 28408140, 33142830, 39771396, 44190440, 49714245, 56816280, 66285660, 79542792, 99428490, 132571320, 198856980, 397713960]

約数ペア:

[(1, 397713960), (2, 198856980), (3, 132571320), (4, 99428490), (5, 79542792), (6, 66285660), (7, 56816280), (8, 49714245), (9, 44190440), (10, 39771396), (12, 33142830), (14, 28408140), (15, 26514264), (18, 22095220), (20, 19885698), (21, 18938760), (24, 16571415), (28, 14204070), (30, 13257132), (35, 11363256), (36, 11047610), (40, 9942849), (42, 9469380), (45, 8838088), (56, 7102035), (60, 6628566), (63, 6312920), (70, 5681628), (72, 5523805), (84, 4734690), (90, 4419044), (105, 3787752), (120, 3314283), (126, 3156460), (140, 2840814), (168, 2367345), (180, 2209522), (210, 1893876), (252, 1578230), (280, 1420407), (315, 1262584), (360, 1104761), (420, 946938), (504, 789115), (630, 631292), (840, 473469), (1260, 315646), (2520, 157823)]