72249975

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{1699}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 153462400

約数和(自身を除く): 81212425

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 243, 315, 405, 525, 567, 675, 945, 1215, 1575, 1699, 1701, 2025, 2835, 4725, 5097, 6075, 8495, 8505, 11893, 14175, 15291, 25485, 35679, 42475, 42525, 45873, 59465, 76455, 107037, 127425, 137619, 178395, 229365, 297325, 321111, 382275, 412857, 535185, 688095, 891975, 963333, 1146825, 1605555, 2064285, 2675925, 2889999, 3440475, 4816665, 8027775, 10321425, 14449995, 24083325, 72249975]

約数ペア:

[(1, 72249975), (3, 24083325), (5, 14449995), (7, 10321425), (9, 8027775), (15, 4816665), (21, 3440475), (25, 2889999), (27, 2675925), (35, 2064285), (45, 1605555), (63, 1146825), (75, 963333), (81, 891975), (105, 688095), (135, 535185), (175, 412857), (189, 382275), (225, 321111), (243, 297325), (315, 229365), (405, 178395), (525, 137619), (567, 127425), (675, 107037), (945, 76455), (1215, 59465), (1575, 45873), (1699, 42525), (1701, 42475), (2025, 35679), (2835, 25485), (4725, 15291), (5097, 14175), (6075, 11893), (8495, 8505)]