65481120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1287

約数の個数: 144

約数和(自身を含む): 229680360

約数和(自身を除く): 164199240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1229, 1332, 1440, 1480, 1665, 1776, 2220, 2458, 2664, 2960, 3330, 3552, 3687, 4440, 4916, 5328, 5920, 6145, 6660, 7374, 8880, 9832, 10656, 11061, 12290, 13320, 14748, 17760, 18435, 19664, 22122, 24580, 26640, 29496, 36870, 39328, 44244, 45473, 49160, 53280, 55305, 58992, 73740, 88488, 90946, 98320, 110610, 117984, 136419, 147480, 176976, 181892, 196640, 221220, 227365, 272838, 294960, 353952, 363784, 409257, 442440, 454730, 545676, 589920, 682095, 727568, 818514, 884880, 909460, 1091352, 1364190, 1455136, 1637028, 1769760, 1818920, 2046285, 2182704, 2728380, 3274056, 3637840, 4092570, 4365408, 5456760, 6548112, 7275680, 8185140, 10913520, 13096224, 16370280, 21827040, 32740560, 65481120]

約数ペア:

[(1, 65481120), (2, 32740560), (3, 21827040), (4, 16370280), (5, 13096224), (6, 10913520), (8, 8185140), (9, 7275680), (10, 6548112), (12, 5456760), (15, 4365408), (16, 4092570), (18, 3637840), (20, 3274056), (24, 2728380), (30, 2182704), (32, 2046285), (36, 1818920), (37, 1769760), (40, 1637028), (45, 1455136), (48, 1364190), (60, 1091352), (72, 909460), (74, 884880), (80, 818514), (90, 727568), (96, 682095), (111, 589920), (120, 545676), (144, 454730), (148, 442440), (160, 409257), (180, 363784), (185, 353952), (222, 294960), (240, 272838), (288, 227365), (296, 221220), (333, 196640), (360, 181892), (370, 176976), (444, 147480), (480, 136419), (555, 117984), (592, 110610), (666, 98320), (720, 90946), (740, 88488), (888, 73740), (1110, 58992), (1184, 55305), (1229, 53280), (1332, 49160), (1440, 45473), (1480, 44244), (1665, 39328), (1776, 36870), (2220, 29496), (2458, 26640), (2664, 24580), (2960, 22122), (3330, 19664), (3552, 18435), (3687, 17760), (4440, 14748), (4916, 13320), (5328, 12290), (5920, 11061), (6145, 10656), (6660, 9832), (7374, 8880)]