51721560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:418

約数の個数: 192

約数和(自身を含む): 188866080

約数和(自身を除く): 137144520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 55, 60, 66, 72, 74, 88, 90, 99, 110, 111, 120, 132, 148, 165, 180, 185, 198, 220, 222, 264, 296, 330, 333, 353, 360, 370, 396, 407, 440, 444, 495, 555, 660, 666, 706, 740, 792, 814, 888, 990, 1059, 1110, 1221, 1320, 1332, 1412, 1480, 1628, 1665, 1765, 1980, 2035, 2118, 2220, 2442, 2664, 2824, 3177, 3256, 3330, 3530, 3663, 3883, 3960, 4070, 4236, 4440, 4884, 5295, 6105, 6354, 6660, 7060, 7326, 7766, 8140, 8472, 9768, 10590, 11649, 12210, 12708, 13061, 13320, 14120, 14652, 15532, 15885, 16280, 18315, 19415, 21180, 23298, 24420, 25416, 26122, 29304, 31064, 31770, 34947, 36630, 38830, 39183, 42360, 46596, 48840, 52244, 58245, 63540, 65305, 69894, 73260, 77660, 78366, 93192, 104488, 116490, 117549, 127080, 130610, 139788, 143671, 146520, 155320, 156732, 174735, 195915, 232980, 235098, 261220, 279576, 287342, 313464, 349470, 391830, 431013, 465960, 470196, 522440, 574684, 587745, 698940, 718355, 783660, 862026, 940392, 1149368, 1175490, 1293039, 1397880, 1436710, 1567320, 1724052, 2155065, 2350980, 2586078, 2873420, 3448104, 4310130, 4701960, 5172156, 5746840, 6465195, 8620260, 10344312, 12930390, 17240520, 25860780, 51721560]

約数ペア:

[(1, 51721560), (2, 25860780), (3, 17240520), (4, 12930390), (5, 10344312), (6, 8620260), (8, 6465195), (9, 5746840), (10, 5172156), (11, 4701960), (12, 4310130), (15, 3448104), (18, 2873420), (20, 2586078), (22, 2350980), (24, 2155065), (30, 1724052), (33, 1567320), (36, 1436710), (37, 1397880), (40, 1293039), (44, 1175490), (45, 1149368), (55, 940392), (60, 862026), (66, 783660), (72, 718355), (74, 698940), (88, 587745), (90, 574684), (99, 522440), (110, 470196), (111, 465960), (120, 431013), (132, 391830), (148, 349470), (165, 313464), (180, 287342), (185, 279576), (198, 261220), (220, 235098), (222, 232980), (264, 195915), (296, 174735), (330, 156732), (333, 155320), (353, 146520), (360, 143671), (370, 139788), (396, 130610), (407, 127080), (440, 117549), (444, 116490), (495, 104488), (555, 93192), (660, 78366), (666, 77660), (706, 73260), (740, 69894), (792, 65305), (814, 63540), (888, 58245), (990, 52244), (1059, 48840), (1110, 46596), (1221, 42360), (1320, 39183), (1332, 38830), (1412, 36630), (1480, 34947), (1628, 31770), (1665, 31064), (1765, 29304), (1980, 26122), (2035, 25416), (2118, 24420), (2220, 23298), (2442, 21180), (2664, 19415), (2824, 18315), (3177, 16280), (3256, 15885), (3330, 15532), (3530, 14652), (3663, 14120), (3883, 13320), (3960, 13061), (4070, 12708), (4236, 12210), (4440, 11649), (4884, 10590), (5295, 9768), (6105, 8472), (6354, 8140), (6660, 7766), (7060, 7326)]