72516990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 128

約数和(自身を含む): 217147392

約数和(自身を除く): 144630402

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 101, 105, 130, 182, 195, 202, 210, 263, 273, 303, 390, 455, 505, 526, 546, 606, 707, 789, 910, 1010, 1313, 1315, 1365, 1414, 1515, 1578, 1841, 2121, 2626, 2630, 2730, 3030, 3419, 3535, 3682, 3939, 3945, 4242, 5523, 6565, 6838, 7070, 7878, 7890, 9191, 9205, 10257, 10605, 11046, 13130, 17095, 18382, 18410, 19695, 20514, 21210, 23933, 26563, 27573, 27615, 34190, 39390, 45955, 47866, 51285, 53126, 55146, 55230, 71799, 79689, 91910, 102570, 119665, 132815, 137865, 143598, 159378, 185941, 239330, 265630, 275730, 345319, 358995, 371882, 398445, 557823, 690638, 717990, 796890, 929705, 1035957, 1115646, 1726595, 1859410, 2071914, 2417233, 2789115, 3453190, 4834466, 5179785, 5578230, 7251699, 10359570, 12086165, 14503398, 24172330, 36258495, 72516990]

約数ペア:

[(1, 72516990), (2, 36258495), (3, 24172330), (5, 14503398), (6, 12086165), (7, 10359570), (10, 7251699), (13, 5578230), (14, 5179785), (15, 4834466), (21, 3453190), (26, 2789115), (30, 2417233), (35, 2071914), (39, 1859410), (42, 1726595), (65, 1115646), (70, 1035957), (78, 929705), (91, 796890), (101, 717990), (105, 690638), (130, 557823), (182, 398445), (195, 371882), (202, 358995), (210, 345319), (263, 275730), (273, 265630), (303, 239330), (390, 185941), (455, 159378), (505, 143598), (526, 137865), (546, 132815), (606, 119665), (707, 102570), (789, 91910), (910, 79689), (1010, 71799), (1313, 55230), (1315, 55146), (1365, 53126), (1414, 51285), (1515, 47866), (1578, 45955), (1841, 39390), (2121, 34190), (2626, 27615), (2630, 27573), (2730, 26563), (3030, 23933), (3419, 21210), (3535, 20514), (3682, 19695), (3939, 18410), (3945, 18382), (4242, 17095), (5523, 13130), (6565, 11046), (6838, 10605), (7070, 10257), (7878, 9205), (7890, 9191)]