1368880640

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:468

約数の個数: 160

約数和(自身を含む): 3469492224

約数和(自身を除く): 2100611584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 188, 235, 248, 256, 310, 320, 367, 376, 470, 496, 512, 620, 640, 734, 752, 940, 992, 1240, 1280, 1457, 1468, 1504, 1835, 1880, 1984, 2480, 2560, 2914, 2936, 3008, 3670, 3760, 3968, 4960, 5828, 5872, 6016, 7285, 7340, 7520, 7936, 9920, 11377, 11656, 11744, 12032, 14570, 14680, 15040, 15872, 17249, 19840, 22754, 23312, 23488, 24064, 29140, 29360, 30080, 34498, 39680, 45508, 46624, 46976, 56885, 58280, 58720, 60160, 68996, 79360, 86245, 91016, 93248, 93952, 113770, 116560, 117440, 120320, 137992, 172490, 182032, 186496, 187904, 227540, 233120, 234880, 275984, 344980, 364064, 372992, 455080, 466240, 469760, 534719, 551968, 689960, 728128, 745984, 910160, 932480, 939520, 1069438, 1103936, 1379920, 1456256, 1820320, 1864960, 2138876, 2207872, 2673595, 2759840, 2912512, 3640640, 3729920, 4277752, 4415744, 5347190, 5519680, 5825024, 7281280, 8555504, 8831488, 10694380, 11039360, 14562560, 17111008, 21388760, 22078720, 29125120, 34222016, 42777520, 44157440, 68444032, 85555040, 136888064, 171110080, 273776128, 342220160, 684440320, 1368880640]

約数ペア:

[(1, 1368880640), (2, 684440320), (4, 342220160), (5, 273776128), (8, 171110080), (10, 136888064), (16, 85555040), (20, 68444032), (31, 44157440), (32, 42777520), (40, 34222016), (47, 29125120), (62, 22078720), (64, 21388760), (80, 17111008), (94, 14562560), (124, 11039360), (128, 10694380), (155, 8831488), (160, 8555504), (188, 7281280), (235, 5825024), (248, 5519680), (256, 5347190), (310, 4415744), (320, 4277752), (367, 3729920), (376, 3640640), (470, 2912512), (496, 2759840), (512, 2673595), (620, 2207872), (640, 2138876), (734, 1864960), (752, 1820320), (940, 1456256), (992, 1379920), (1240, 1103936), (1280, 1069438), (1457, 939520), (1468, 932480), (1504, 910160), (1835, 745984), (1880, 728128), (1984, 689960), (2480, 551968), (2560, 534719), (2914, 469760), (2936, 466240), (3008, 455080), (3670, 372992), (3760, 364064), (3968, 344980), (4960, 275984), (5828, 234880), (5872, 233120), (6016, 227540), (7285, 187904), (7340, 186496), (7520, 182032), (7936, 172490), (9920, 137992), (11377, 120320), (11656, 117440), (11744, 116560), (12032, 113770), (14570, 93952), (14680, 93248), (15040, 91016), (15872, 86245), (17249, 79360), (19840, 68996), (22754, 60160), (23312, 58720), (23488, 58280), (24064, 56885), (29140, 46976), (29360, 46624), (30080, 45508), (34498, 39680)]