18845486520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{1069}}^1$

素因数の和:1798

約数の個数: 256

約数和(自身を含む): 66858393600

約数和(自身を除く): 48012907080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 677, 744, 840, 868, 930, 1069, 1085, 1240, 1302, 1354, 1736, 1860, 2031, 2138, 2170, 2604, 2708, 3207, 3255, 3385, 3720, 4062, 4276, 4340, 4739, 5208, 5345, 5416, 6414, 6510, 6770, 7483, 8124, 8552, 8680, 9478, 10155, 10690, 12828, 13020, 13540, 14217, 14966, 16035, 16248, 18956, 20310, 20987, 21380, 22449, 23695, 25656, 26040, 27080, 28434, 29932, 32070, 33139, 37415, 37912, 40620, 41974, 42760, 44898, 47390, 56868, 59864, 62961, 64140, 66278, 71085, 74830, 81240, 83948, 89796, 94780, 99417, 104935, 112245, 113736, 125922, 128280, 132556, 142170, 146909, 149660, 165695, 167896, 179592, 189560, 198834, 209870, 224490, 231973, 251844, 265112, 284340, 293818, 299320, 314805, 331390, 397668, 419740, 440727, 448980, 463946, 497085, 503688, 568680, 587636, 629610, 662780, 695919, 723713, 734545, 795336, 839480, 881454, 897960, 927892, 994170, 1159865, 1175272, 1259220, 1325560, 1391838, 1447426, 1469090, 1762908, 1855784, 1988340, 2171139, 2203635, 2319730, 2518440, 2783676, 2894852, 2938180, 3479595, 3525816, 3618565, 3976680, 4342278, 4407270, 4639460, 5065991, 5567352, 5789704, 5876360, 6959190, 7237130, 8684556, 8814540, 9278920, 10131982, 10855695, 13918380, 14474260, 15197973, 17369112, 17629080, 20263964, 21711390, 22435103, 25329955, 27836760, 28948520, 30395946, 40527928, 43422780, 44870206, 50659910, 60791892, 67305309, 75989865, 86845560, 89740412, 101319820, 112175515, 121583784, 134610618, 151979730, 157045721, 179480824, 202639640, 224351030, 269221236, 303959460, 314091442, 336526545, 448702060, 471137163, 538442472, 607918920, 628182884, 673053090, 785228605, 897404120, 942274326, 1256365768, 1346106180, 1570457210, 1884548652, 2355685815, 2692212360, 3140914420, 3769097304, 4711371630, 6281828840, 9422743260, 18845486520]

約数ペア:

[(1, 18845486520), (2, 9422743260), (3, 6281828840), (4, 4711371630), (5, 3769097304), (6, 3140914420), (7, 2692212360), (8, 2355685815), (10, 1884548652), (12, 1570457210), (14, 1346106180), (15, 1256365768), (20, 942274326), (21, 897404120), (24, 785228605), (28, 673053090), (30, 628182884), (31, 607918920), (35, 538442472), (40, 471137163), (42, 448702060), (56, 336526545), (60, 314091442), (62, 303959460), (70, 269221236), (84, 224351030), (93, 202639640), (105, 179480824), (120, 157045721), (124, 151979730), (140, 134610618), (155, 121583784), (168, 112175515), (186, 101319820), (210, 89740412), (217, 86845560), (248, 75989865), (280, 67305309), (310, 60791892), (372, 50659910), (420, 44870206), (434, 43422780), (465, 40527928), (620, 30395946), (651, 28948520), (677, 27836760), (744, 25329955), (840, 22435103), (868, 21711390), (930, 20263964), (1069, 17629080), (1085, 17369112), (1240, 15197973), (1302, 14474260), (1354, 13918380), (1736, 10855695), (1860, 10131982), (2031, 9278920), (2138, 8814540), (2170, 8684556), (2604, 7237130), (2708, 6959190), (3207, 5876360), (3255, 5789704), (3385, 5567352), (3720, 5065991), (4062, 4639460), (4276, 4407270), (4340, 4342278), (4739, 3976680), (5208, 3618565), (5345, 3525816), (5416, 3479595), (6414, 2938180), (6510, 2894852), (6770, 2783676), (7483, 2518440), (8124, 2319730), (8552, 2203635), (8680, 2171139), (9478, 1988340), (10155, 1855784), (10690, 1762908), (12828, 1469090), (13020, 1447426), (13540, 1391838), (14217, 1325560), (14966, 1259220), (16035, 1175272), (16248, 1159865), (18956, 994170), (20310, 927892), (20987, 897960), (21380, 881454), (22449, 839480), (23695, 795336), (25656, 734545), (26040, 723713), (27080, 695919), (28434, 662780), (29932, 629610), (32070, 587636), (33139, 568680), (37415, 503688), (37912, 497085), (40620, 463946), (41974, 448980), (42760, 440727), (44898, 419740), (47390, 397668), (56868, 331390), (59864, 314805), (62961, 299320), (64140, 293818), (66278, 284340), (71085, 265112), (74830, 251844), (81240, 231973), (83948, 224490), (89796, 209870), (94780, 198834), (99417, 189560), (104935, 179592), (112245, 167896), (113736, 165695), (125922, 149660), (128280, 146909), (132556, 142170)]