212977688

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 541900800

約数和(自身を除く): 328923112

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 209, 217, 248, 266, 308, 341, 418, 434, 532, 587, 589, 616, 682, 836, 868, 1064, 1174, 1178, 1364, 1463, 1672, 1736, 2348, 2356, 2387, 2728, 2926, 4109, 4123, 4696, 4712, 4774, 5852, 6457, 6479, 8218, 8246, 9548, 11153, 11704, 12914, 12958, 16436, 16492, 18197, 19096, 22306, 25828, 25916, 32872, 32984, 36394, 44612, 45199, 45353, 51656, 51832, 72788, 78071, 89224, 90398, 90706, 122683, 127379, 145576, 156142, 180796, 181412, 200167, 245366, 254758, 312284, 345743, 361592, 362824, 400334, 490732, 509516, 624568, 691486, 800668, 858781, 981464, 1019032, 1382972, 1401169, 1601336, 1717562, 2420201, 2765944, 2802338, 3435124, 3803173, 4840402, 5604676, 6870248, 7606346, 9680804, 11209352, 15212692, 19361608, 26622211, 30425384, 53244422, 106488844, 212977688]

約数ペア:

[(1, 212977688), (2, 106488844), (4, 53244422), (7, 30425384), (8, 26622211), (11, 19361608), (14, 15212692), (19, 11209352), (22, 9680804), (28, 7606346), (31, 6870248), (38, 5604676), (44, 4840402), (56, 3803173), (62, 3435124), (76, 2802338), (77, 2765944), (88, 2420201), (124, 1717562), (133, 1601336), (152, 1401169), (154, 1382972), (209, 1019032), (217, 981464), (248, 858781), (266, 800668), (308, 691486), (341, 624568), (418, 509516), (434, 490732), (532, 400334), (587, 362824), (589, 361592), (616, 345743), (682, 312284), (836, 254758), (868, 245366), (1064, 200167), (1174, 181412), (1178, 180796), (1364, 156142), (1463, 145576), (1672, 127379), (1736, 122683), (2348, 90706), (2356, 90398), (2387, 89224), (2728, 78071), (2926, 72788), (4109, 51832), (4123, 51656), (4696, 45353), (4712, 45199), (4774, 44612), (5852, 36394), (6457, 32984), (6479, 32872), (8218, 25916), (8246, 25828), (9548, 22306), (11153, 19096), (11704, 18197), (12914, 16492), (12958, 16436)]