18206779860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{829}}^1\times {\mathrm{4519}}^1$

素因数の和:5372

約数の個数: 144

約数和(自身を含む): 57354460800

約数和(自身を除く): 39147680940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 829, 972, 1215, 1620, 1658, 2430, 2487, 3316, 4145, 4519, 4860, 4974, 7461, 8290, 9038, 9948, 12435, 13557, 14922, 16580, 18076, 22383, 22595, 24870, 27114, 29844, 37305, 40671, 44766, 45190, 49740, 54228, 67149, 67785, 74610, 81342, 89532, 90380, 111915, 122013, 134298, 135570, 149220, 162684, 201447, 203355, 223830, 244026, 268596, 271140, 335745, 366039, 402894, 406710, 447660, 488052, 610065, 671490, 732078, 805788, 813420, 1007235, 1098117, 1220130, 1342980, 1464156, 1830195, 2014470, 2196234, 2440260, 3660390, 3746251, 4028940, 4392468, 5490585, 7320780, 7492502, 10981170, 11238753, 14985004, 18731255, 21962340, 22477506, 33716259, 37462510, 44955012, 56193765, 67432518, 74925020, 101148777, 112387530, 134865036, 168581295, 202297554, 224775060, 303446331, 337162590, 404595108, 505743885, 606892662, 674325180, 910338993, 1011487770, 1213785324, 1517231655, 1820677986, 2022975540, 3034463310, 3641355972, 4551694965, 6068926620, 9103389930, 18206779860]

約数ペア:

[(1, 18206779860), (2, 9103389930), (3, 6068926620), (4, 4551694965), (5, 3641355972), (6, 3034463310), (9, 2022975540), (10, 1820677986), (12, 1517231655), (15, 1213785324), (18, 1011487770), (20, 910338993), (27, 674325180), (30, 606892662), (36, 505743885), (45, 404595108), (54, 337162590), (60, 303446331), (81, 224775060), (90, 202297554), (108, 168581295), (135, 134865036), (162, 112387530), (180, 101148777), (243, 74925020), (270, 67432518), (324, 56193765), (405, 44955012), (486, 37462510), (540, 33716259), (810, 22477506), (829, 21962340), (972, 18731255), (1215, 14985004), (1620, 11238753), (1658, 10981170), (2430, 7492502), (2487, 7320780), (3316, 5490585), (4145, 4392468), (4519, 4028940), (4860, 3746251), (4974, 3660390), (7461, 2440260), (8290, 2196234), (9038, 2014470), (9948, 1830195), (12435, 1464156), (13557, 1342980), (14922, 1220130), (16580, 1098117), (18076, 1007235), (22383, 813420), (22595, 805788), (24870, 732078), (27114, 671490), (29844, 610065), (37305, 488052), (40671, 447660), (44766, 406710), (45190, 402894), (49740, 366039), (54228, 335745), (67149, 271140), (67785, 268596), (74610, 244026), (81342, 223830), (89532, 203355), (90380, 201447), (111915, 162684), (122013, 149220), (134298, 135570)]