128385180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 288

約数和(自身を含む): 496903680

約数和(自身を除く): 368518500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 59, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 118, 126, 132, 140, 154, 157, 165, 177, 180, 198, 210, 220, 231, 236, 252, 295, 308, 314, 315, 330, 354, 385, 396, 413, 420, 462, 471, 495, 531, 590, 628, 630, 649, 660, 693, 708, 770, 785, 826, 885, 924, 942, 990, 1062, 1099, 1155, 1180, 1239, 1260, 1298, 1386, 1413, 1540, 1570, 1652, 1727, 1770, 1884, 1947, 1980, 2065, 2124, 2198, 2310, 2355, 2478, 2596, 2655, 2772, 2826, 3140, 3245, 3297, 3454, 3465, 3540, 3717, 3894, 4130, 4396, 4543, 4620, 4710, 4956, 5181, 5310, 5495, 5652, 5841, 6195, 6490, 6594, 6908, 6930, 7065, 7434, 7788, 8260, 8635, 9086, 9263, 9420, 9735, 9891, 10362, 10620, 10990, 11682, 12089, 12390, 12980, 13188, 13629, 13860, 14130, 14868, 15543, 16485, 17270, 18172, 18526, 18585, 19470, 19782, 20724, 21980, 22715, 23364, 24178, 24780, 25905, 27258, 27789, 28260, 29205, 31086, 32970, 34540, 36267, 37052, 37170, 38940, 39564, 40887, 45430, 46315, 48356, 49455, 51810, 54516, 55578, 58410, 60445, 62172, 64841, 65940, 68145, 72534, 74340, 77715, 81774, 83367, 90860, 92630, 98910, 101893, 103620, 108801, 111156, 116820, 120890, 129682, 136290, 138945, 145068, 155430, 163548, 166734, 181335, 185260, 194523, 197820, 203786, 204435, 217602, 241780, 259364, 272580, 277890, 305679, 310860, 324205, 333468, 362670, 389046, 407572, 408870, 416835, 435204, 509465, 544005, 555780, 583569, 611358, 648410, 713251, 725340, 778092, 817740, 833670, 917037, 972615, 1018930, 1088010, 1167138, 1222716, 1296820, 1426502, 1528395, 1667340, 1834074, 1945230, 2037860, 2139753, 2176020, 2334276, 2853004, 2917845, 3056790, 3566255, 3668148, 3890460, 4279506, 4585185, 5835690, 6113580, 6419259, 7132510, 8559012, 9170370, 10698765, 11671380, 12838518, 14265020, 18340740, 21397530, 25677036, 32096295, 42795060, 64192590, 128385180]

約数ペア:

[(1, 128385180), (2, 64192590), (3, 42795060), (4, 32096295), (5, 25677036), (6, 21397530), (7, 18340740), (9, 14265020), (10, 12838518), (11, 11671380), (12, 10698765), (14, 9170370), (15, 8559012), (18, 7132510), (20, 6419259), (21, 6113580), (22, 5835690), (28, 4585185), (30, 4279506), (33, 3890460), (35, 3668148), (36, 3566255), (42, 3056790), (44, 2917845), (45, 2853004), (55, 2334276), (59, 2176020), (60, 2139753), (63, 2037860), (66, 1945230), (70, 1834074), (77, 1667340), (84, 1528395), (90, 1426502), (99, 1296820), (105, 1222716), (110, 1167138), (118, 1088010), (126, 1018930), (132, 972615), (140, 917037), (154, 833670), (157, 817740), (165, 778092), (177, 725340), (180, 713251), (198, 648410), (210, 611358), (220, 583569), (231, 555780), (236, 544005), (252, 509465), (295, 435204), (308, 416835), (314, 408870), (315, 407572), (330, 389046), (354, 362670), (385, 333468), (396, 324205), (413, 310860), (420, 305679), (462, 277890), (471, 272580), (495, 259364), (531, 241780), (590, 217602), (628, 204435), (630, 203786), (649, 197820), (660, 194523), (693, 185260), (708, 181335), (770, 166734), (785, 163548), (826, 155430), (885, 145068), (924, 138945), (942, 136290), (990, 129682), (1062, 120890), (1099, 116820), (1155, 111156), (1180, 108801), (1239, 103620), (1260, 101893), (1298, 98910), (1386, 92630), (1413, 90860), (1540, 83367), (1570, 81774), (1652, 77715), (1727, 74340), (1770, 72534), (1884, 68145), (1947, 65940), (1980, 64841), (2065, 62172), (2124, 60445), (2198, 58410), (2310, 55578), (2355, 54516), (2478, 51810), (2596, 49455), (2655, 48356), (2772, 46315), (2826, 45430), (3140, 40887), (3245, 39564), (3297, 38940), (3454, 37170), (3465, 37052), (3540, 36267), (3717, 34540), (3894, 32970), (4130, 31086), (4396, 29205), (4543, 28260), (4620, 27789), (4710, 27258), (4956, 25905), (5181, 24780), (5310, 24178), (5495, 23364), (5652, 22715), (5841, 21980), (6195, 20724), (6490, 19782), (6594, 19470), (6908, 18585), (6930, 18526), (7065, 18172), (7434, 17270), (7788, 16485), (8260, 15543), (8635, 14868), (9086, 14130), (9263, 13860), (9420, 13629), (9735, 13188), (9891, 12980), (10362, 12390), (10620, 12089), (10990, 11682)]