4147920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{823}}^1$

素因数の和:849

約数の個数: 120

約数和(自身を含む): 15939456

約数和(自身を除く): 11791536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 823, 840, 1008, 1260, 1646, 1680, 2469, 2520, 3292, 4115, 4938, 5040, 5761, 6584, 7407, 8230, 9876, 11522, 12345, 13168, 14814, 16460, 17283, 19752, 23044, 24690, 28805, 29628, 32920, 34566, 37035, 39504, 46088, 49380, 51849, 57610, 59256, 65840, 69132, 74070, 86415, 92176, 98760, 103698, 115220, 118512, 138264, 148140, 172830, 197520, 207396, 230440, 259245, 276528, 296280, 345660, 414792, 460880, 518490, 592560, 691320, 829584, 1036980, 1382640, 2073960, 4147920]

約数ペア:

[(1, 4147920), (2, 2073960), (3, 1382640), (4, 1036980), (5, 829584), (6, 691320), (7, 592560), (8, 518490), (9, 460880), (10, 414792), (12, 345660), (14, 296280), (15, 276528), (16, 259245), (18, 230440), (20, 207396), (21, 197520), (24, 172830), (28, 148140), (30, 138264), (35, 118512), (36, 115220), (40, 103698), (42, 98760), (45, 92176), (48, 86415), (56, 74070), (60, 69132), (63, 65840), (70, 59256), (72, 57610), (80, 51849), (84, 49380), (90, 46088), (105, 39504), (112, 37035), (120, 34566), (126, 32920), (140, 29628), (144, 28805), (168, 24690), (180, 23044), (210, 19752), (240, 17283), (252, 16460), (280, 14814), (315, 13168), (336, 12345), (360, 11522), (420, 9876), (504, 8230), (560, 7407), (630, 6584), (720, 5761), (823, 5040), (840, 4938), (1008, 4115), (1260, 3292), (1646, 2520), (1680, 2469)]