672144640

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 1807223040

約数和(自身を除く): 1135078400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 79, 80, 85, 92, 115, 128, 136, 158, 160, 170, 184, 230, 256, 272, 289, 316, 320, 340, 368, 391, 395, 460, 544, 578, 632, 640, 680, 736, 782, 790, 920, 1088, 1156, 1264, 1280, 1343, 1360, 1445, 1472, 1564, 1580, 1817, 1840, 1955, 2176, 2312, 2528, 2686, 2720, 2890, 2944, 3128, 3160, 3634, 3680, 3910, 4352, 4624, 5056, 5372, 5440, 5780, 5888, 6256, 6320, 6647, 6715, 7268, 7360, 7820, 9085, 9248, 10112, 10744, 10880, 11560, 12512, 12640, 13294, 13430, 14536, 14720, 15640, 18170, 18496, 20224, 21488, 21760, 22831, 23120, 25024, 25280, 26588, 26860, 29072, 29440, 30889, 31280, 33235, 36340, 36992, 42976, 45662, 46240, 50048, 50560, 53176, 53720, 58144, 61778, 62560, 66470, 72680, 73984, 85952, 91324, 92480, 100096, 101120, 106352, 107440, 114155, 116288, 123556, 125120, 132940, 145360, 154445, 171904, 182648, 184960, 212704, 214880, 228310, 232576, 247112, 250240, 265880, 290720, 308890, 343808, 365296, 369920, 425408, 429760, 456620, 465152, 494224, 500480, 525113, 531760, 581440, 617780, 730592, 850816, 859520, 913240, 988448, 1050226, 1063520, 1162880, 1235560, 1461184, 1701632, 1719040, 1826480, 1976896, 2100452, 2127040, 2325760, 2471120, 2625565, 2922368, 3652960, 3953792, 4200904, 4254080, 4942240, 5251130, 5844736, 7305920, 7907584, 8401808, 8508160, 9884480, 10502260, 14611840, 16803616, 19768960, 21004520, 29223680, 33607232, 39537920, 42009040, 67214464, 84018080, 134428928, 168036160, 336072320, 672144640]

約数ペア:

[(1, 672144640), (2, 336072320), (4, 168036160), (5, 134428928), (8, 84018080), (10, 67214464), (16, 42009040), (17, 39537920), (20, 33607232), (23, 29223680), (32, 21004520), (34, 19768960), (40, 16803616), (46, 14611840), (64, 10502260), (68, 9884480), (79, 8508160), (80, 8401808), (85, 7907584), (92, 7305920), (115, 5844736), (128, 5251130), (136, 4942240), (158, 4254080), (160, 4200904), (170, 3953792), (184, 3652960), (230, 2922368), (256, 2625565), (272, 2471120), (289, 2325760), (316, 2127040), (320, 2100452), (340, 1976896), (368, 1826480), (391, 1719040), (395, 1701632), (460, 1461184), (544, 1235560), (578, 1162880), (632, 1063520), (640, 1050226), (680, 988448), (736, 913240), (782, 859520), (790, 850816), (920, 730592), (1088, 617780), (1156, 581440), (1264, 531760), (1280, 525113), (1343, 500480), (1360, 494224), (1445, 465152), (1472, 456620), (1564, 429760), (1580, 425408), (1817, 369920), (1840, 365296), (1955, 343808), (2176, 308890), (2312, 290720), (2528, 265880), (2686, 250240), (2720, 247112), (2890, 232576), (2944, 228310), (3128, 214880), (3160, 212704), (3634, 184960), (3680, 182648), (3910, 171904), (4352, 154445), (4624, 145360), (5056, 132940), (5372, 125120), (5440, 123556), (5780, 116288), (5888, 114155), (6256, 107440), (6320, 106352), (6647, 101120), (6715, 100096), (7268, 92480), (7360, 91324), (7820, 85952), (9085, 73984), (9248, 72680), (10112, 66470), (10744, 62560), (10880, 61778), (11560, 58144), (12512, 53720), (12640, 53176), (13294, 50560), (13430, 50048), (14536, 46240), (14720, 45662), (15640, 42976), (18170, 36992), (18496, 36340), (20224, 33235), (21488, 31280), (21760, 30889), (22831, 29440), (23120, 29072), (25024, 26860), (25280, 26588)]