288289820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 796594176

約数和(自身を除く): 508304356

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 71, 91, 92, 97, 115, 130, 140, 142, 161, 182, 194, 230, 260, 284, 299, 322, 355, 364, 388, 455, 460, 485, 497, 598, 644, 679, 710, 805, 910, 923, 970, 994, 1196, 1261, 1358, 1420, 1495, 1610, 1633, 1820, 1846, 1940, 1988, 2093, 2231, 2485, 2522, 2716, 2990, 3220, 3266, 3395, 3692, 4186, 4462, 4615, 4970, 5044, 5980, 6305, 6461, 6532, 6790, 6887, 8165, 8372, 8827, 8924, 9230, 9940, 10465, 11155, 11431, 12610, 12922, 13580, 13774, 15617, 16330, 17654, 18460, 20930, 21229, 22310, 22862, 25220, 25844, 27548, 29003, 31234, 32305, 32660, 34435, 35308, 41860, 42458, 44135, 44620, 45724, 48209, 57155, 58006, 62468, 64610, 68870, 78085, 84916, 88270, 89531, 96418, 106145, 114310, 116012, 129220, 137740, 145015, 148603, 156170, 158401, 176540, 179062, 192836, 203021, 212290, 228620, 241045, 290030, 297206, 312340, 316802, 358124, 406042, 424580, 447655, 482090, 580060, 594412, 626717, 633604, 743015, 792005, 812084, 895310, 964180, 1015105, 1108807, 1253434, 1486030, 1584010, 1790620, 2030210, 2059213, 2217614, 2506868, 2972060, 3133585, 3168020, 4060420, 4118426, 4435228, 5544035, 6267170, 8236852, 10296065, 11088070, 12534340, 14414491, 20592130, 22176140, 28828982, 41184260, 57657964, 72072455, 144144910, 288289820]

約数ペア:

[(1, 288289820), (2, 144144910), (4, 72072455), (5, 57657964), (7, 41184260), (10, 28828982), (13, 22176140), (14, 20592130), (20, 14414491), (23, 12534340), (26, 11088070), (28, 10296065), (35, 8236852), (46, 6267170), (52, 5544035), (65, 4435228), (70, 4118426), (71, 4060420), (91, 3168020), (92, 3133585), (97, 2972060), (115, 2506868), (130, 2217614), (140, 2059213), (142, 2030210), (161, 1790620), (182, 1584010), (194, 1486030), (230, 1253434), (260, 1108807), (284, 1015105), (299, 964180), (322, 895310), (355, 812084), (364, 792005), (388, 743015), (455, 633604), (460, 626717), (485, 594412), (497, 580060), (598, 482090), (644, 447655), (679, 424580), (710, 406042), (805, 358124), (910, 316802), (923, 312340), (970, 297206), (994, 290030), (1196, 241045), (1261, 228620), (1358, 212290), (1420, 203021), (1495, 192836), (1610, 179062), (1633, 176540), (1820, 158401), (1846, 156170), (1940, 148603), (1988, 145015), (2093, 137740), (2231, 129220), (2485, 116012), (2522, 114310), (2716, 106145), (2990, 96418), (3220, 89531), (3266, 88270), (3395, 84916), (3692, 78085), (4186, 68870), (4462, 64610), (4615, 62468), (4970, 58006), (5044, 57155), (5980, 48209), (6305, 45724), (6461, 44620), (6532, 44135), (6790, 42458), (6887, 41860), (8165, 35308), (8372, 34435), (8827, 32660), (8924, 32305), (9230, 31234), (9940, 29003), (10465, 27548), (11155, 25844), (11431, 25220), (12610, 22862), (12922, 22310), (13580, 21229), (13774, 20930), (15617, 18460), (16330, 17654)]