69843900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 234429440

約数和(自身を除く): 164585540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 79, 84, 100, 105, 140, 150, 158, 175, 210, 237, 300, 316, 350, 395, 420, 421, 474, 525, 553, 700, 790, 842, 948, 1050, 1106, 1185, 1263, 1580, 1659, 1684, 1975, 2100, 2105, 2212, 2370, 2526, 2765, 2947, 3318, 3950, 4210, 4740, 5052, 5530, 5894, 5925, 6315, 6636, 7900, 8295, 8420, 8841, 10525, 11060, 11788, 11850, 12630, 13825, 14735, 16590, 17682, 21050, 23700, 25260, 27650, 29470, 31575, 33180, 33259, 35364, 41475, 42100, 44205, 55300, 58940, 63150, 66518, 73675, 82950, 88410, 99777, 126300, 133036, 147350, 165900, 166295, 176820, 199554, 221025, 232813, 294700, 332590, 399108, 442050, 465626, 498885, 665180, 698439, 831475, 884100, 931252, 997770, 1164065, 1396878, 1662950, 1995540, 2328130, 2494425, 2793756, 3325900, 3492195, 4656260, 4988850, 5820325, 6984390, 9977700, 11640650, 13968780, 17460975, 23281300, 34921950, 69843900]

約数ペア:

[(1, 69843900), (2, 34921950), (3, 23281300), (4, 17460975), (5, 13968780), (6, 11640650), (7, 9977700), (10, 6984390), (12, 5820325), (14, 4988850), (15, 4656260), (20, 3492195), (21, 3325900), (25, 2793756), (28, 2494425), (30, 2328130), (35, 1995540), (42, 1662950), (50, 1396878), (60, 1164065), (70, 997770), (75, 931252), (79, 884100), (84, 831475), (100, 698439), (105, 665180), (140, 498885), (150, 465626), (158, 442050), (175, 399108), (210, 332590), (237, 294700), (300, 232813), (316, 221025), (350, 199554), (395, 176820), (420, 166295), (421, 165900), (474, 147350), (525, 133036), (553, 126300), (700, 99777), (790, 88410), (842, 82950), (948, 73675), (1050, 66518), (1106, 63150), (1185, 58940), (1263, 55300), (1580, 44205), (1659, 42100), (1684, 41475), (1975, 35364), (2100, 33259), (2105, 33180), (2212, 31575), (2370, 29470), (2526, 27650), (2765, 25260), (2947, 23700), (3318, 21050), (3950, 17682), (4210, 16590), (4740, 14735), (5052, 13825), (5530, 12630), (5894, 11850), (5925, 11788), (6315, 11060), (6636, 10525), (7900, 8841), (8295, 8420)]