347755520

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:376

約数の個数: 176

約数和(自身を含む): 987276288

約数和(自身を除く): 639520768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 313, 320, 434, 448, 496, 512, 560, 620, 626, 640, 868, 896, 992, 1024, 1085, 1120, 1240, 1252, 1280, 1565, 1736, 1792, 1984, 2170, 2191, 2240, 2480, 2504, 2560, 3130, 3472, 3584, 3968, 4340, 4382, 4480, 4960, 5008, 5120, 6260, 6944, 7168, 7936, 8680, 8764, 8960, 9703, 9920, 10016, 10955, 12520, 13888, 15872, 17360, 17528, 17920, 19406, 19840, 20032, 21910, 25040, 27776, 31744, 34720, 35056, 35840, 38812, 39680, 40064, 43820, 48515, 50080, 55552, 67921, 69440, 70112, 77624, 79360, 80128, 87640, 97030, 100160, 111104, 135842, 138880, 140224, 155248, 158720, 160256, 175280, 194060, 200320, 222208, 271684, 277760, 280448, 310496, 320512, 339605, 350560, 388120, 400640, 543368, 555520, 560896, 620992, 679210, 701120, 776240, 801280, 1086736, 1111040, 1121792, 1241984, 1358420, 1402240, 1552480, 1602560, 2173472, 2243584, 2483968, 2716840, 2804480, 3104960, 4346944, 4967936, 5433680, 5608960, 6209920, 8693888, 9935872, 10867360, 11217920, 12419840, 17387776, 21734720, 24839680, 34775552, 43469440, 49679360, 69551104, 86938880, 173877760, 347755520]

約数ペア:

[(1, 347755520), (2, 173877760), (4, 86938880), (5, 69551104), (7, 49679360), (8, 43469440), (10, 34775552), (14, 24839680), (16, 21734720), (20, 17387776), (28, 12419840), (31, 11217920), (32, 10867360), (35, 9935872), (40, 8693888), (56, 6209920), (62, 5608960), (64, 5433680), (70, 4967936), (80, 4346944), (112, 3104960), (124, 2804480), (128, 2716840), (140, 2483968), (155, 2243584), (160, 2173472), (217, 1602560), (224, 1552480), (248, 1402240), (256, 1358420), (280, 1241984), (310, 1121792), (313, 1111040), (320, 1086736), (434, 801280), (448, 776240), (496, 701120), (512, 679210), (560, 620992), (620, 560896), (626, 555520), (640, 543368), (868, 400640), (896, 388120), (992, 350560), (1024, 339605), (1085, 320512), (1120, 310496), (1240, 280448), (1252, 277760), (1280, 271684), (1565, 222208), (1736, 200320), (1792, 194060), (1984, 175280), (2170, 160256), (2191, 158720), (2240, 155248), (2480, 140224), (2504, 138880), (2560, 135842), (3130, 111104), (3472, 100160), (3584, 97030), (3968, 87640), (4340, 80128), (4382, 79360), (4480, 77624), (4960, 70112), (5008, 69440), (5120, 67921), (6260, 55552), (6944, 50080), (7168, 48515), (7936, 43820), (8680, 40064), (8764, 39680), (8960, 38812), (9703, 35840), (9920, 35056), (10016, 34720), (10955, 31744), (12520, 27776), (13888, 25040), (15872, 21910), (17360, 20032), (17528, 19840), (17920, 19406)]