389783520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{38669}}^1$

素因数の和:38697

約数の個数: 144

約数和(自身を含む): 1520195040

約数和(自身を除く): 1130411520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 38669, 77338, 116007, 154676, 193345, 232014, 270683, 309352, 348021, 386690, 464028, 541366, 580035, 618704, 696042, 773380, 812049, 928056, 1082732, 1160070, 1237408, 1353415, 1392084, 1546760, 1624098, 1740105, 1856112, 2165464, 2320140, 2436147, 2706830, 2784168, 3093520, 3248196, 3480210, 3712224, 4060245, 4330928, 4640280, 4872294, 5413660, 5568336, 6187040, 6496392, 6960420, 8120490, 8661856, 9280560, 9744588, 10827320, 11136672, 12180735, 12992784, 13920840, 16240980, 18561120, 19489176, 21654640, 24361470, 25985568, 27841680, 32481960, 38978352, 43309280, 48722940, 55683360, 64963920, 77956704, 97445880, 129927840, 194891760, 389783520]

約数ペア:

[(1, 389783520), (2, 194891760), (3, 129927840), (4, 97445880), (5, 77956704), (6, 64963920), (7, 55683360), (8, 48722940), (9, 43309280), (10, 38978352), (12, 32481960), (14, 27841680), (15, 25985568), (16, 24361470), (18, 21654640), (20, 19489176), (21, 18561120), (24, 16240980), (28, 13920840), (30, 12992784), (32, 12180735), (35, 11136672), (36, 10827320), (40, 9744588), (42, 9280560), (45, 8661856), (48, 8120490), (56, 6960420), (60, 6496392), (63, 6187040), (70, 5568336), (72, 5413660), (80, 4872294), (84, 4640280), (90, 4330928), (96, 4060245), (105, 3712224), (112, 3480210), (120, 3248196), (126, 3093520), (140, 2784168), (144, 2706830), (160, 2436147), (168, 2320140), (180, 2165464), (210, 1856112), (224, 1740105), (240, 1624098), (252, 1546760), (280, 1392084), (288, 1353415), (315, 1237408), (336, 1160070), (360, 1082732), (420, 928056), (480, 812049), (504, 773380), (560, 696042), (630, 618704), (672, 580035), (720, 541366), (840, 464028), (1008, 386690), (1120, 348021), (1260, 309352), (1440, 270683), (1680, 232014), (2016, 193345), (2520, 154676), (3360, 116007), (5040, 77338), (10080, 38669)]