131219760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2111}}^1$

素因数の和:2171

約数の個数: 160

約数和(自身を含む): 477683712

約数和(自身を除く): 346463952

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, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2111, 2220, 2590, 2960, 3108, 3885, 4144, 4222, 4440, 5180, 6216, 6333, 7770, 8444, 8880, 10360, 10555, 12432, 12666, 14777, 15540, 16888, 20720, 21110, 25332, 29554, 31080, 31665, 33776, 42220, 44331, 50664, 59108, 62160, 63330, 73885, 78107, 84440, 88662, 101328, 118216, 126660, 147770, 156214, 168880, 177324, 221655, 234321, 236432, 253320, 295540, 312428, 354648, 390535, 443310, 468642, 506640, 546749, 591080, 624856, 709296, 781070, 886620, 937284, 1093498, 1171605, 1182160, 1249712, 1562140, 1640247, 1773240, 1874568, 2186996, 2343210, 2733745, 3124280, 3280494, 3546480, 3749136, 4373992, 4686420, 5467490, 6248560, 6560988, 8201235, 8747984, 9372840, 10934980, 13121976, 16402470, 18745680, 21869960, 26243952, 32804940, 43739920, 65609880, 131219760]

約数ペア:

[(1, 131219760), (2, 65609880), (3, 43739920), (4, 32804940), (5, 26243952), (6, 21869960), (7, 18745680), (8, 16402470), (10, 13121976), (12, 10934980), (14, 9372840), (15, 8747984), (16, 8201235), (20, 6560988), (21, 6248560), (24, 5467490), (28, 4686420), (30, 4373992), (35, 3749136), (37, 3546480), (40, 3280494), (42, 3124280), (48, 2733745), (56, 2343210), (60, 2186996), (70, 1874568), (74, 1773240), (80, 1640247), (84, 1562140), (105, 1249712), (111, 1182160), (112, 1171605), (120, 1093498), (140, 937284), (148, 886620), (168, 781070), (185, 709296), (210, 624856), (222, 591080), (240, 546749), (259, 506640), (280, 468642), (296, 443310), (336, 390535), (370, 354648), (420, 312428), (444, 295540), (518, 253320), (555, 236432), (560, 234321), (592, 221655), (740, 177324), (777, 168880), (840, 156214), (888, 147770), (1036, 126660), (1110, 118216), (1295, 101328), (1480, 88662), (1554, 84440), (1680, 78107), (1776, 73885), (2072, 63330), (2111, 62160), (2220, 59108), (2590, 50664), (2960, 44331), (3108, 42220), (3885, 33776), (4144, 31665), (4222, 31080), (4440, 29554), (5180, 25332), (6216, 21110), (6333, 20720), (7770, 16888), (8444, 15540), (8880, 14777), (10360, 12666), (10555, 12432)]