40217520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 160

約数和(自身を含む): 146562048

約数和(自身を除く): 106344528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 647, 740, 777, 840, 888, 1036, 1110, 1294, 1295, 1480, 1554, 1680, 1776, 1941, 2072, 2220, 2588, 2590, 2960, 3108, 3235, 3882, 3885, 4144, 4440, 4529, 5176, 5180, 6216, 6470, 7764, 7770, 8880, 9058, 9705, 10352, 10360, 12432, 12940, 13587, 15528, 15540, 18116, 19410, 20720, 22645, 23939, 25880, 27174, 31056, 31080, 36232, 38820, 45290, 47878, 51760, 54348, 62160, 67935, 71817, 72464, 77640, 90580, 95756, 108696, 119695, 135870, 143634, 155280, 167573, 181160, 191512, 217392, 239390, 271740, 287268, 335146, 359085, 362320, 383024, 478780, 502719, 543480, 574536, 670292, 718170, 837865, 957560, 1005438, 1086960, 1149072, 1340584, 1436340, 1675730, 1915120, 2010876, 2513595, 2681168, 2872680, 3351460, 4021752, 5027190, 5745360, 6702920, 8043504, 10054380, 13405840, 20108760, 40217520]

約数ペア:

[(1, 40217520), (2, 20108760), (3, 13405840), (4, 10054380), (5, 8043504), (6, 6702920), (7, 5745360), (8, 5027190), (10, 4021752), (12, 3351460), (14, 2872680), (15, 2681168), (16, 2513595), (20, 2010876), (21, 1915120), (24, 1675730), (28, 1436340), (30, 1340584), (35, 1149072), (37, 1086960), (40, 1005438), (42, 957560), (48, 837865), (56, 718170), (60, 670292), (70, 574536), (74, 543480), (80, 502719), (84, 478780), (105, 383024), (111, 362320), (112, 359085), (120, 335146), (140, 287268), (148, 271740), (168, 239390), (185, 217392), (210, 191512), (222, 181160), (240, 167573), (259, 155280), (280, 143634), (296, 135870), (336, 119695), (370, 108696), (420, 95756), (444, 90580), (518, 77640), (555, 72464), (560, 71817), (592, 67935), (647, 62160), (740, 54348), (777, 51760), (840, 47878), (888, 45290), (1036, 38820), (1110, 36232), (1294, 31080), (1295, 31056), (1480, 27174), (1554, 25880), (1680, 23939), (1776, 22645), (1941, 20720), (2072, 19410), (2220, 18116), (2588, 15540), (2590, 15528), (2960, 13587), (3108, 12940), (3235, 12432), (3882, 10360), (3885, 10352), (4144, 9705), (4440, 9058), (4529, 8880), (5176, 7770), (5180, 7764), (6216, 6470)]