128275308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 396497920

約数和(自身を除く): 268222612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 73, 76, 84, 114, 126, 133, 146, 171, 219, 228, 252, 266, 292, 342, 367, 399, 438, 511, 532, 657, 684, 734, 798, 876, 1022, 1101, 1197, 1314, 1387, 1468, 1533, 1596, 2044, 2202, 2394, 2569, 2628, 2774, 3066, 3303, 4161, 4404, 4599, 4788, 5138, 5548, 6132, 6606, 6973, 7707, 8322, 9198, 9709, 10276, 12483, 13212, 13946, 15414, 16644, 18396, 19418, 20919, 23121, 24966, 26791, 27892, 29127, 30828, 38836, 41838, 46242, 48811, 49932, 53582, 58254, 62757, 80373, 83676, 87381, 92484, 97622, 107164, 116508, 125514, 146433, 160746, 174762, 187537, 195244, 241119, 251028, 292866, 321492, 349524, 375074, 439299, 482238, 509029, 562611, 585732, 750148, 878598, 964476, 1018058, 1125222, 1527087, 1687833, 1757196, 2036116, 2250444, 3054174, 3375666, 3563203, 4581261, 6108348, 6751332, 7126406, 9162522, 10689609, 14252812, 18325044, 21379218, 32068827, 42758436, 64137654, 128275308]

約数ペア:

[(1, 128275308), (2, 64137654), (3, 42758436), (4, 32068827), (6, 21379218), (7, 18325044), (9, 14252812), (12, 10689609), (14, 9162522), (18, 7126406), (19, 6751332), (21, 6108348), (28, 4581261), (36, 3563203), (38, 3375666), (42, 3054174), (57, 2250444), (63, 2036116), (73, 1757196), (76, 1687833), (84, 1527087), (114, 1125222), (126, 1018058), (133, 964476), (146, 878598), (171, 750148), (219, 585732), (228, 562611), (252, 509029), (266, 482238), (292, 439299), (342, 375074), (367, 349524), (399, 321492), (438, 292866), (511, 251028), (532, 241119), (657, 195244), (684, 187537), (734, 174762), (798, 160746), (876, 146433), (1022, 125514), (1101, 116508), (1197, 107164), (1314, 97622), (1387, 92484), (1468, 87381), (1533, 83676), (1596, 80373), (2044, 62757), (2202, 58254), (2394, 53582), (2569, 49932), (2628, 48811), (2774, 46242), (3066, 41838), (3303, 38836), (4161, 30828), (4404, 29127), (4599, 27892), (4788, 26791), (5138, 24966), (5548, 23121), (6132, 20919), (6606, 19418), (6973, 18396), (7707, 16644), (8322, 15414), (9198, 13946), (9709, 13212), (10276, 12483)]