221589720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5087}}^1$

素因数の和:5126

約数の個数: 144

約数和(自身を含む): 791743680

約数和(自身を除く): 570153960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 5087, 5445, 7260, 8712, 10174, 10890, 14520, 15261, 20348, 21780, 25435, 30522, 40696, 43560, 45783, 50870, 55957, 61044, 76305, 91566, 101740, 111914, 122088, 152610, 167871, 183132, 203480, 223828, 228915, 279785, 305220, 335742, 366264, 447656, 457830, 503613, 559570, 610440, 615527, 671484, 839355, 915660, 1007226, 1119140, 1231054, 1342968, 1678710, 1831320, 1846581, 2014452, 2238280, 2462108, 2518065, 3077635, 3357420, 3693162, 4028904, 4924216, 5036130, 5539743, 6155270, 6714840, 7386324, 9232905, 10072260, 11079486, 12310540, 14772648, 18465810, 20144520, 22158972, 24621080, 27698715, 36931620, 44317944, 55397430, 73863240, 110794860, 221589720]

約数ペア:

[(1, 221589720), (2, 110794860), (3, 73863240), (4, 55397430), (5, 44317944), (6, 36931620), (8, 27698715), (9, 24621080), (10, 22158972), (11, 20144520), (12, 18465810), (15, 14772648), (18, 12310540), (20, 11079486), (22, 10072260), (24, 9232905), (30, 7386324), (33, 6714840), (36, 6155270), (40, 5539743), (44, 5036130), (45, 4924216), (55, 4028904), (60, 3693162), (66, 3357420), (72, 3077635), (88, 2518065), (90, 2462108), (99, 2238280), (110, 2014452), (120, 1846581), (121, 1831320), (132, 1678710), (165, 1342968), (180, 1231054), (198, 1119140), (220, 1007226), (242, 915660), (264, 839355), (330, 671484), (360, 615527), (363, 610440), (396, 559570), (440, 503613), (484, 457830), (495, 447656), (605, 366264), (660, 335742), (726, 305220), (792, 279785), (968, 228915), (990, 223828), (1089, 203480), (1210, 183132), (1320, 167871), (1452, 152610), (1815, 122088), (1980, 111914), (2178, 101740), (2420, 91566), (2904, 76305), (3630, 61044), (3960, 55957), (4356, 50870), (4840, 45783), (5087, 43560), (5445, 40696), (7260, 30522), (8712, 25435), (10174, 21780), (10890, 20348), (14520, 15261)]