838402440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:348

約数の個数: 256

約数和(自身を含む): 2786918400

約数和(自身を除く): 1948515960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 41, 46, 60, 62, 69, 82, 92, 93, 115, 120, 123, 124, 138, 155, 164, 184, 186, 205, 230, 239, 246, 248, 276, 310, 328, 345, 372, 410, 460, 465, 478, 492, 552, 615, 620, 690, 713, 717, 744, 820, 920, 930, 943, 956, 984, 1195, 1230, 1240, 1271, 1380, 1426, 1434, 1640, 1860, 1886, 1912, 2139, 2390, 2460, 2542, 2760, 2829, 2852, 2868, 3565, 3585, 3720, 3772, 3813, 4278, 4715, 4780, 4920, 5084, 5497, 5658, 5704, 5736, 6355, 7130, 7170, 7409, 7544, 7626, 8556, 9430, 9560, 9799, 10168, 10695, 10994, 11316, 12710, 14145, 14260, 14340, 14818, 15252, 16491, 17112, 18860, 19065, 19598, 21390, 21988, 22227, 22632, 25420, 27485, 28290, 28520, 28680, 29233, 29397, 29636, 30504, 32982, 37045, 37720, 38130, 39196, 42780, 43976, 44454, 48995, 50840, 54970, 56580, 58466, 58794, 59272, 65964, 74090, 76260, 78392, 82455, 85560, 87699, 88908, 97990, 109940, 111135, 113160, 116932, 117588, 131928, 146165, 146985, 148180, 152520, 164910, 170407, 175398, 177816, 195980, 219880, 222270, 225377, 233864, 235176, 292330, 293970, 296360, 303769, 329820, 340814, 350796, 391960, 438495, 444540, 450754, 511221, 584660, 587940, 607538, 659640, 676131, 681628, 701592, 852035, 876990, 889080, 901508, 911307, 1022442, 1126885, 1169320, 1175880, 1215076, 1352262, 1363256, 1518845, 1704070, 1753980, 1803016, 1822614, 2044884, 2253770, 2430152, 2556105, 2704524, 3037690, 3380655, 3408140, 3507960, 3645228, 4089768, 4507540, 4556535, 5112210, 5409048, 6075380, 6761310, 6816280, 6986687, 7290456, 9015080, 9113070, 10224420, 12150760, 13522620, 13973374, 18226140, 20448840, 20960061, 27045240, 27946748, 34933435, 36452280, 41920122, 55893496, 69866870, 83840244, 104800305, 139733740, 167680488, 209600610, 279467480, 419201220, 838402440]

約数ペア:

[(1, 838402440), (2, 419201220), (3, 279467480), (4, 209600610), (5, 167680488), (6, 139733740), (8, 104800305), (10, 83840244), (12, 69866870), (15, 55893496), (20, 41920122), (23, 36452280), (24, 34933435), (30, 27946748), (31, 27045240), (40, 20960061), (41, 20448840), (46, 18226140), (60, 13973374), (62, 13522620), (69, 12150760), (82, 10224420), (92, 9113070), (93, 9015080), (115, 7290456), (120, 6986687), (123, 6816280), (124, 6761310), (138, 6075380), (155, 5409048), (164, 5112210), (184, 4556535), (186, 4507540), (205, 4089768), (230, 3645228), (239, 3507960), (246, 3408140), (248, 3380655), (276, 3037690), (310, 2704524), (328, 2556105), (345, 2430152), (372, 2253770), (410, 2044884), (460, 1822614), (465, 1803016), (478, 1753980), (492, 1704070), (552, 1518845), (615, 1363256), (620, 1352262), (690, 1215076), (713, 1175880), (717, 1169320), (744, 1126885), (820, 1022442), (920, 911307), (930, 901508), (943, 889080), (956, 876990), (984, 852035), (1195, 701592), (1230, 681628), (1240, 676131), (1271, 659640), (1380, 607538), (1426, 587940), (1434, 584660), (1640, 511221), (1860, 450754), (1886, 444540), (1912, 438495), (2139, 391960), (2390, 350796), (2460, 340814), (2542, 329820), (2760, 303769), (2829, 296360), (2852, 293970), (2868, 292330), (3565, 235176), (3585, 233864), (3720, 225377), (3772, 222270), (3813, 219880), (4278, 195980), (4715, 177816), (4780, 175398), (4920, 170407), (5084, 164910), (5497, 152520), (5658, 148180), (5704, 146985), (5736, 146165), (6355, 131928), (7130, 117588), (7170, 116932), (7409, 113160), (7544, 111135), (7626, 109940), (8556, 97990), (9430, 88908), (9560, 87699), (9799, 85560), (10168, 82455), (10695, 78392), (10994, 76260), (11316, 74090), (12710, 65964), (14145, 59272), (14260, 58794), (14340, 58466), (14818, 56580), (15252, 54970), (16491, 50840), (17112, 48995), (18860, 44454), (19065, 43976), (19598, 42780), (21390, 39196), (21988, 38130), (22227, 37720), (22632, 37045), (25420, 32982), (27485, 30504), (28290, 29636), (28520, 29397), (28680, 29233)]