399245280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3833}}^1$

素因数の和:3889

約数の個数: 192

約数和(自身を含む): 1484034048

約数和(自身を除く): 1084788768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 3833, 4340, 4960, 5208, 6510, 6944, 7440, 7666, 8680, 10416, 11499, 13020, 14880, 15332, 17360, 19165, 20832, 22998, 26040, 26831, 30664, 34720, 38330, 45996, 52080, 53662, 57495, 61328, 76660, 80493, 91992, 104160, 107324, 114990, 118823, 122656, 134155, 153320, 160986, 183984, 214648, 229980, 237646, 268310, 306640, 321972, 356469, 367968, 402465, 429296, 459960, 475292, 536620, 594115, 613280, 643944, 712938, 804930, 831761, 858592, 919920, 950584, 1073240, 1188230, 1287888, 1425876, 1609860, 1663522, 1782345, 1839840, 1901168, 2146480, 2376460, 2495283, 2575776, 2851752, 3219720, 3327044, 3564690, 3802336, 4158805, 4292960, 4752920, 4990566, 5703504, 6439440, 6654088, 7129380, 8317610, 9505840, 9981132, 11407008, 12476415, 12878880, 13308176, 14258760, 16635220, 19011680, 19962264, 24952830, 26616352, 28517520, 33270440, 39924528, 49905660, 57035040, 66540880, 79849056, 99811320, 133081760, 199622640, 399245280]

約数ペア:

[(1, 399245280), (2, 199622640), (3, 133081760), (4, 99811320), (5, 79849056), (6, 66540880), (7, 57035040), (8, 49905660), (10, 39924528), (12, 33270440), (14, 28517520), (15, 26616352), (16, 24952830), (20, 19962264), (21, 19011680), (24, 16635220), (28, 14258760), (30, 13308176), (31, 12878880), (32, 12476415), (35, 11407008), (40, 9981132), (42, 9505840), (48, 8317610), (56, 7129380), (60, 6654088), (62, 6439440), (70, 5703504), (80, 4990566), (84, 4752920), (93, 4292960), (96, 4158805), (105, 3802336), (112, 3564690), (120, 3327044), (124, 3219720), (140, 2851752), (155, 2575776), (160, 2495283), (168, 2376460), (186, 2146480), (210, 1901168), (217, 1839840), (224, 1782345), (240, 1663522), (248, 1609860), (280, 1425876), (310, 1287888), (336, 1188230), (372, 1073240), (420, 950584), (434, 919920), (465, 858592), (480, 831761), (496, 804930), (560, 712938), (620, 643944), (651, 613280), (672, 594115), (744, 536620), (840, 475292), (868, 459960), (930, 429296), (992, 402465), (1085, 367968), (1120, 356469), (1240, 321972), (1302, 306640), (1488, 268310), (1680, 237646), (1736, 229980), (1860, 214648), (2170, 183984), (2480, 160986), (2604, 153320), (2976, 134155), (3255, 122656), (3360, 118823), (3472, 114990), (3720, 107324), (3833, 104160), (4340, 91992), (4960, 80493), (5208, 76660), (6510, 61328), (6944, 57495), (7440, 53662), (7666, 52080), (8680, 45996), (10416, 38330), (11499, 34720), (13020, 30664), (14880, 26831), (15332, 26040), (17360, 22998), (19165, 20832)]