210923440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4139}}^1$

素因数の和:4179

約数の個数: 120

約数和(自身を含む): 614491920

約数和(自身を除く): 403568480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4139, 5096, 6370, 7280, 8278, 10192, 12740, 16556, 20695, 25480, 28973, 33112, 41390, 50960, 53807, 57946, 66224, 82780, 107614, 115892, 144865, 165560, 202811, 215228, 231784, 269035, 289730, 331120, 376649, 405622, 430456, 463568, 538070, 579460, 753298, 811244, 860912, 1014055, 1076140, 1158920, 1506596, 1622488, 1883245, 2028110, 2152280, 2317840, 2636543, 3013192, 3244976, 3766490, 4056220, 4304560, 5273086, 6026384, 7532980, 8112440, 10546172, 13182715, 15065960, 16224880, 21092344, 26365430, 30131920, 42184688, 52730860, 105461720, 210923440]

約数ペア:

[(1, 210923440), (2, 105461720), (4, 52730860), (5, 42184688), (7, 30131920), (8, 26365430), (10, 21092344), (13, 16224880), (14, 15065960), (16, 13182715), (20, 10546172), (26, 8112440), (28, 7532980), (35, 6026384), (40, 5273086), (49, 4304560), (52, 4056220), (56, 3766490), (65, 3244976), (70, 3013192), (80, 2636543), (91, 2317840), (98, 2152280), (104, 2028110), (112, 1883245), (130, 1622488), (140, 1506596), (182, 1158920), (196, 1076140), (208, 1014055), (245, 860912), (260, 811244), (280, 753298), (364, 579460), (392, 538070), (455, 463568), (490, 430456), (520, 405622), (560, 376649), (637, 331120), (728, 289730), (784, 269035), (910, 231784), (980, 215228), (1040, 202811), (1274, 165560), (1456, 144865), (1820, 115892), (1960, 107614), (2548, 82780), (3185, 66224), (3640, 57946), (3920, 53807), (4139, 50960), (5096, 41390), (6370, 33112), (7280, 28973), (8278, 25480), (10192, 20695), (12740, 16556)]