20197133280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{653}}^1$

素因数の和:1178

約数の個数: 288

約数和(自身を含む): 70651211904

約数和(自身を除く): 50454078624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 457, 470, 480, 564, 653, 705, 720, 752, 846, 914, 940, 1128, 1306, 1371, 1410, 1440, 1504, 1692, 1828, 1880, 1959, 2115, 2256, 2285, 2612, 2742, 2820, 3265, 3384, 3656, 3760, 3918, 4113, 4230, 4512, 4570, 5224, 5484, 5640, 5877, 6530, 6768, 6855, 7312, 7520, 7836, 8226, 8460, 9140, 9795, 10448, 10968, 11280, 11754, 13060, 13536, 13710, 14624, 15672, 16452, 16920, 18280, 19590, 20565, 20896, 21479, 21936, 22560, 23508, 26120, 27420, 29385, 30691, 31344, 32904, 33840, 36560, 39180, 41130, 42958, 43872, 47016, 52240, 54840, 58770, 61382, 62688, 64437, 65808, 67680, 73120, 78360, 82260, 85916, 92073, 94032, 104480, 107395, 109680, 117540, 122764, 128874, 131616, 153455, 156720, 164520, 171832, 184146, 188064, 193311, 214790, 219360, 235080, 245528, 257748, 276219, 298421, 306910, 313440, 322185, 329040, 343664, 368292, 386622, 429580, 460365, 470160, 491056, 515496, 552438, 596842, 613820, 644370, 658080, 687328, 736584, 773244, 859160, 895263, 920730, 940320, 966555, 982112, 1030992, 1104876, 1193684, 1227640, 1288740, 1381095, 1473168, 1492105, 1546488, 1718320, 1790526, 1841460, 1933110, 2061984, 2209752, 2387368, 2455280, 2577480, 2685789, 2762190, 2946336, 2984210, 3092976, 3436640, 3581052, 3682920, 3866220, 4419504, 4476315, 4774736, 4910560, 5154960, 5371578, 5524380, 5968420, 6185952, 7162104, 7365840, 7732440, 8839008, 8952630, 9549472, 10309920, 10743156, 11048760, 11936840, 13428945, 14025787, 14324208, 14731680, 15464880, 17905260, 21486312, 22097520, 23873680, 26857890, 28051574, 28648416, 30929760, 35810520, 42077361, 42972624, 44195040, 47747360, 53715780, 56103148, 70128935, 71621040, 84154722, 85945248, 107431560, 112206296, 126232083, 140257870, 143242080, 168309444, 210386805, 214863120, 224412592, 252464166, 280515740, 336618888, 420773610, 429726240, 448825184, 504928332, 561031480, 631160415, 673237776, 841547220, 1009856664, 1122062960, 1262320830, 1346475552, 1683094440, 2019713328, 2244125920, 2524641660, 3366188880, 4039426656, 5049283320, 6732377760, 10098566640, 20197133280]

約数ペア:

[(1, 20197133280), (2, 10098566640), (3, 6732377760), (4, 5049283320), (5, 4039426656), (6, 3366188880), (8, 2524641660), (9, 2244125920), (10, 2019713328), (12, 1683094440), (15, 1346475552), (16, 1262320830), (18, 1122062960), (20, 1009856664), (24, 841547220), (30, 673237776), (32, 631160415), (36, 561031480), (40, 504928332), (45, 448825184), (47, 429726240), (48, 420773610), (60, 336618888), (72, 280515740), (80, 252464166), (90, 224412592), (94, 214863120), (96, 210386805), (120, 168309444), (141, 143242080), (144, 140257870), (160, 126232083), (180, 112206296), (188, 107431560), (235, 85945248), (240, 84154722), (282, 71621040), (288, 70128935), (360, 56103148), (376, 53715780), (423, 47747360), (457, 44195040), (470, 42972624), (480, 42077361), (564, 35810520), (653, 30929760), (705, 28648416), (720, 28051574), (752, 26857890), (846, 23873680), (914, 22097520), (940, 21486312), (1128, 17905260), (1306, 15464880), (1371, 14731680), (1410, 14324208), (1440, 14025787), (1504, 13428945), (1692, 11936840), (1828, 11048760), (1880, 10743156), (1959, 10309920), (2115, 9549472), (2256, 8952630), (2285, 8839008), (2612, 7732440), (2742, 7365840), (2820, 7162104), (3265, 6185952), (3384, 5968420), (3656, 5524380), (3760, 5371578), (3918, 5154960), (4113, 4910560), (4230, 4774736), (4512, 4476315), (4570, 4419504), (5224, 3866220), (5484, 3682920), (5640, 3581052), (5877, 3436640), (6530, 3092976), (6768, 2984210), (6855, 2946336), (7312, 2762190), (7520, 2685789), (7836, 2577480), (8226, 2455280), (8460, 2387368), (9140, 2209752), (9795, 2061984), (10448, 1933110), (10968, 1841460), (11280, 1790526), (11754, 1718320), (13060, 1546488), (13536, 1492105), (13710, 1473168), (14624, 1381095), (15672, 1288740), (16452, 1227640), (16920, 1193684), (18280, 1104876), (19590, 1030992), (20565, 982112), (20896, 966555), (21479, 940320), (21936, 920730), (22560, 895263), (23508, 859160), (26120, 773244), (27420, 736584), (29385, 687328), (30691, 658080), (31344, 644370), (32904, 613820), (33840, 596842), (36560, 552438), (39180, 515496), (41130, 491056), (42958, 470160), (43872, 460365), (47016, 429580), (52240, 386622), (54840, 368292), (58770, 343664), (61382, 329040), (62688, 322185), (64437, 313440), (65808, 306910), (67680, 298421), (73120, 276219), (78360, 257748), (82260, 245528), (85916, 235080), (92073, 219360), (94032, 214790), (104480, 193311), (107395, 188064), (109680, 184146), (117540, 171832), (122764, 164520), (128874, 156720), (131616, 153455)]