628865280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:797

約数の個数: 216

約数和(自身を含む): 2206538880

約数和(自身を除く): 1577673600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 128, 144, 158, 160, 180, 192, 237, 240, 256, 288, 316, 320, 360, 384, 395, 474, 480, 576, 632, 640, 691, 711, 720, 768, 790, 948, 960, 1152, 1185, 1264, 1280, 1382, 1422, 1440, 1580, 1896, 1920, 2073, 2304, 2370, 2528, 2764, 2844, 2880, 3160, 3455, 3555, 3792, 3840, 4146, 4740, 5056, 5528, 5688, 5760, 6219, 6320, 6910, 7110, 7584, 8292, 9480, 10112, 10365, 11056, 11376, 11520, 12438, 12640, 13820, 14220, 15168, 16584, 18960, 20224, 20730, 22112, 22752, 24876, 25280, 27640, 28440, 30336, 31095, 33168, 37920, 41460, 44224, 45504, 49752, 50560, 54589, 55280, 56880, 60672, 62190, 66336, 75840, 82920, 88448, 91008, 99504, 101120, 109178, 110560, 113760, 124380, 132672, 151680, 163767, 165840, 176896, 182016, 199008, 218356, 221120, 227520, 248760, 265344, 272945, 303360, 327534, 331680, 398016, 436712, 442240, 455040, 491301, 497520, 530688, 545890, 655068, 663360, 796032, 818835, 873424, 884480, 910080, 982602, 995040, 1091780, 1310136, 1326720, 1592064, 1637670, 1746848, 1965204, 1990080, 2183560, 2456505, 2620272, 2653440, 3275340, 3493696, 3930408, 3980160, 4367120, 4913010, 5240544, 6550680, 6987392, 7860816, 7960320, 8734240, 9826020, 10481088, 13101360, 13974784, 15721632, 17468480, 19652040, 20962176, 26202720, 31443264, 34936960, 39304080, 41924352, 52405440, 62886528, 69873920, 78608160, 104810880, 125773056, 157216320, 209621760, 314432640, 628865280]

約数ペア:

[(1, 628865280), (2, 314432640), (3, 209621760), (4, 157216320), (5, 125773056), (6, 104810880), (8, 78608160), (9, 69873920), (10, 62886528), (12, 52405440), (15, 41924352), (16, 39304080), (18, 34936960), (20, 31443264), (24, 26202720), (30, 20962176), (32, 19652040), (36, 17468480), (40, 15721632), (45, 13974784), (48, 13101360), (60, 10481088), (64, 9826020), (72, 8734240), (79, 7960320), (80, 7860816), (90, 6987392), (96, 6550680), (120, 5240544), (128, 4913010), (144, 4367120), (158, 3980160), (160, 3930408), (180, 3493696), (192, 3275340), (237, 2653440), (240, 2620272), (256, 2456505), (288, 2183560), (316, 1990080), (320, 1965204), (360, 1746848), (384, 1637670), (395, 1592064), (474, 1326720), (480, 1310136), (576, 1091780), (632, 995040), (640, 982602), (691, 910080), (711, 884480), (720, 873424), (768, 818835), (790, 796032), (948, 663360), (960, 655068), (1152, 545890), (1185, 530688), (1264, 497520), (1280, 491301), (1382, 455040), (1422, 442240), (1440, 436712), (1580, 398016), (1896, 331680), (1920, 327534), (2073, 303360), (2304, 272945), (2370, 265344), (2528, 248760), (2764, 227520), (2844, 221120), (2880, 218356), (3160, 199008), (3455, 182016), (3555, 176896), (3792, 165840), (3840, 163767), (4146, 151680), (4740, 132672), (5056, 124380), (5528, 113760), (5688, 110560), (5760, 109178), (6219, 101120), (6320, 99504), (6910, 91008), (7110, 88448), (7584, 82920), (8292, 75840), (9480, 66336), (10112, 62190), (10365, 60672), (11056, 56880), (11376, 55280), (11520, 54589), (12438, 50560), (12640, 49752), (13820, 45504), (14220, 44224), (15168, 41460), (16584, 37920), (18960, 33168), (20224, 31095), (20730, 30336), (22112, 28440), (22752, 27640), (24876, 25280)]