2221800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^2$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 8228640

約数和(自身を除く): 6006840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 25, 28, 30, 35, 40, 42, 46, 50, 56, 60, 69, 70, 75, 84, 92, 100, 105, 115, 120, 138, 140, 150, 161, 168, 175, 184, 200, 210, 230, 276, 280, 300, 322, 345, 350, 420, 460, 483, 525, 529, 552, 575, 600, 644, 690, 700, 805, 840, 920, 966, 1050, 1058, 1150, 1288, 1380, 1400, 1587, 1610, 1725, 1932, 2100, 2116, 2300, 2415, 2645, 2760, 3174, 3220, 3450, 3703, 3864, 4025, 4200, 4232, 4600, 4830, 5290, 6348, 6440, 6900, 7406, 7935, 8050, 9660, 10580, 11109, 12075, 12696, 13225, 13800, 14812, 15870, 16100, 18515, 19320, 21160, 22218, 24150, 26450, 29624, 31740, 32200, 37030, 39675, 44436, 48300, 52900, 55545, 63480, 74060, 79350, 88872, 92575, 96600, 105800, 111090, 148120, 158700, 185150, 222180, 277725, 317400, 370300, 444360, 555450, 740600, 1110900, 2221800]

約数ペア:

[(1, 2221800), (2, 1110900), (3, 740600), (4, 555450), (5, 444360), (6, 370300), (7, 317400), (8, 277725), (10, 222180), (12, 185150), (14, 158700), (15, 148120), (20, 111090), (21, 105800), (23, 96600), (24, 92575), (25, 88872), (28, 79350), (30, 74060), (35, 63480), (40, 55545), (42, 52900), (46, 48300), (50, 44436), (56, 39675), (60, 37030), (69, 32200), (70, 31740), (75, 29624), (84, 26450), (92, 24150), (100, 22218), (105, 21160), (115, 19320), (120, 18515), (138, 16100), (140, 15870), (150, 14812), (161, 13800), (168, 13225), (175, 12696), (184, 12075), (200, 11109), (210, 10580), (230, 9660), (276, 8050), (280, 7935), (300, 7406), (322, 6900), (345, 6440), (350, 6348), (420, 5290), (460, 4830), (483, 4600), (525, 4232), (529, 4200), (552, 4025), (575, 3864), (600, 3703), (644, 3450), (690, 3220), (700, 3174), (805, 2760), (840, 2645), (920, 2415), (966, 2300), (1050, 2116), (1058, 2100), (1150, 1932), (1288, 1725), (1380, 1610), (1400, 1587)]