638953921980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{389269}}^1$

素因数の和:390124

約数の個数: 144

約数和(自身を含む): 2116912543200

約数和(自身を除く): 1477958621220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 829, 990, 1658, 1980, 2487, 3316, 4145, 4974, 7461, 8290, 9119, 9948, 12435, 14922, 16580, 18238, 24870, 27357, 29844, 36476, 37305, 45595, 49740, 54714, 74610, 82071, 91190, 109428, 136785, 149220, 164142, 182380, 273570, 328284, 389269, 410355, 547140, 778538, 820710, 1167807, 1557076, 1641420, 1946345, 2335614, 3503421, 3892690, 4281959, 4671228, 5839035, 7006842, 7785380, 8563918, 11678070, 12845877, 14013684, 17127836, 17517105, 21409795, 23356140, 25691754, 35034210, 38537631, 42819590, 51383508, 64229385, 70068420, 77075262, 85639180, 128458770, 154150524, 192688155, 256917540, 322704001, 385376310, 645408002, 770752620, 968112003, 1290816004, 1613520005, 1936224006, 2904336009, 3227040010, 3549744011, 3872448012, 4840560015, 5808672018, 6454080020, 7099488022, 9681120030, 10649232033, 11617344036, 14198976044, 14521680045, 17748720055, 19362240060, 21298464066, 29043360090, 31947696099, 35497440110, 42596928132, 53246160165, 58086720180, 63895392198, 70994880220, 106492320330, 127790784396, 159738480495, 212984640660, 319476960990, 638953921980]

約数ペア:

[(1, 638953921980), (2, 319476960990), (3, 212984640660), (4, 159738480495), (5, 127790784396), (6, 106492320330), (9, 70994880220), (10, 63895392198), (11, 58086720180), (12, 53246160165), (15, 42596928132), (18, 35497440110), (20, 31947696099), (22, 29043360090), (30, 21298464066), (33, 19362240060), (36, 17748720055), (44, 14521680045), (45, 14198976044), (55, 11617344036), (60, 10649232033), (66, 9681120030), (90, 7099488022), (99, 6454080020), (110, 5808672018), (132, 4840560015), (165, 3872448012), (180, 3549744011), (198, 3227040010), (220, 2904336009), (330, 1936224006), (396, 1613520005), (495, 1290816004), (660, 968112003), (829, 770752620), (990, 645408002), (1658, 385376310), (1980, 322704001), (2487, 256917540), (3316, 192688155), (4145, 154150524), (4974, 128458770), (7461, 85639180), (8290, 77075262), (9119, 70068420), (9948, 64229385), (12435, 51383508), (14922, 42819590), (16580, 38537631), (18238, 35034210), (24870, 25691754), (27357, 23356140), (29844, 21409795), (36476, 17517105), (37305, 17127836), (45595, 14013684), (49740, 12845877), (54714, 11678070), (74610, 8563918), (82071, 7785380), (91190, 7006842), (109428, 5839035), (136785, 4671228), (149220, 4281959), (164142, 3892690), (182380, 3503421), (273570, 2335614), (328284, 1946345), (389269, 1641420), (410355, 1557076), (547140, 1167807), (778538, 820710)]