391609960

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 1150848000

約数和(自身を除く): 759238040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 40, 46, 49, 56, 68, 70, 73, 85, 92, 98, 115, 119, 136, 140, 146, 161, 170, 184, 196, 230, 238, 245, 280, 292, 322, 340, 343, 365, 391, 392, 460, 476, 490, 511, 584, 595, 644, 680, 686, 730, 782, 805, 833, 920, 952, 980, 1022, 1127, 1190, 1241, 1288, 1372, 1460, 1564, 1610, 1666, 1679, 1715, 1955, 1960, 2044, 2254, 2380, 2482, 2555, 2737, 2744, 2920, 3128, 3220, 3332, 3358, 3430, 3577, 3910, 4088, 4165, 4508, 4760, 4964, 5110, 5474, 5635, 5831, 6205, 6440, 6664, 6716, 6860, 7154, 7820, 7889, 8330, 8395, 8687, 9016, 9928, 10220, 10948, 11270, 11662, 11753, 12410, 13432, 13685, 13720, 14308, 15640, 15778, 16660, 16790, 17374, 17885, 19159, 20440, 21896, 22540, 23324, 23506, 24820, 25039, 27370, 28543, 28616, 29155, 31556, 33320, 33580, 34748, 35770, 38318, 39445, 43435, 45080, 46648, 47012, 49640, 50078, 54740, 57086, 58310, 58765, 60809, 63112, 67160, 69496, 71540, 76636, 78890, 82271, 86870, 94024, 95795, 100156, 109480, 114172, 116620, 117530, 121618, 125195, 134113, 142715, 143080, 153272, 157780, 164542, 173740, 191590, 199801, 200312, 228344, 233240, 235060, 243236, 250390, 268226, 285430, 304045, 315560, 329084, 347480, 383180, 399602, 411355, 425663, 470120, 486472, 500780, 536452, 570860, 575897, 608090, 658168, 670565, 766360, 799204, 822710, 851326, 999005, 1001560, 1072904, 1141720, 1151794, 1216180, 1341130, 1398607, 1598408, 1645420, 1702652, 1998010, 2128315, 2303588, 2432360, 2682260, 2797214, 2879485, 3290840, 3405304, 3996020, 4256630, 4607176, 5364520, 5594428, 5758970, 6993035, 7992040, 8513260, 9790249, 11188856, 11517940, 13986070, 17026520, 19580498, 23035880, 27972140, 39160996, 48951245, 55944280, 78321992, 97902490, 195804980, 391609960]

約数ペア:

[(1, 391609960), (2, 195804980), (4, 97902490), (5, 78321992), (7, 55944280), (8, 48951245), (10, 39160996), (14, 27972140), (17, 23035880), (20, 19580498), (23, 17026520), (28, 13986070), (34, 11517940), (35, 11188856), (40, 9790249), (46, 8513260), (49, 7992040), (56, 6993035), (68, 5758970), (70, 5594428), (73, 5364520), (85, 4607176), (92, 4256630), (98, 3996020), (115, 3405304), (119, 3290840), (136, 2879485), (140, 2797214), (146, 2682260), (161, 2432360), (170, 2303588), (184, 2128315), (196, 1998010), (230, 1702652), (238, 1645420), (245, 1598408), (280, 1398607), (292, 1341130), (322, 1216180), (340, 1151794), (343, 1141720), (365, 1072904), (391, 1001560), (392, 999005), (460, 851326), (476, 822710), (490, 799204), (511, 766360), (584, 670565), (595, 658168), (644, 608090), (680, 575897), (686, 570860), (730, 536452), (782, 500780), (805, 486472), (833, 470120), (920, 425663), (952, 411355), (980, 399602), (1022, 383180), (1127, 347480), (1190, 329084), (1241, 315560), (1288, 304045), (1372, 285430), (1460, 268226), (1564, 250390), (1610, 243236), (1666, 235060), (1679, 233240), (1715, 228344), (1955, 200312), (1960, 199801), (2044, 191590), (2254, 173740), (2380, 164542), (2482, 157780), (2555, 153272), (2737, 143080), (2744, 142715), (2920, 134113), (3128, 125195), (3220, 121618), (3332, 117530), (3358, 116620), (3430, 114172), (3577, 109480), (3910, 100156), (4088, 95795), (4165, 94024), (4508, 86870), (4760, 82271), (4964, 78890), (5110, 76636), (5474, 71540), (5635, 69496), (5831, 67160), (6205, 63112), (6440, 60809), (6664, 58765), (6716, 58310), (6860, 57086), (7154, 54740), (7820, 50078), (7889, 49640), (8330, 47012), (8395, 46648), (8687, 45080), (9016, 43435), (9928, 39445), (10220, 38318), (10948, 35770), (11270, 34748), (11662, 33580), (11753, 33320), (12410, 31556), (13432, 29155), (13685, 28616), (13720, 28543), (14308, 27370), (15640, 25039), (15778, 24820), (16660, 23506), (16790, 23324), (17374, 22540), (17885, 21896), (19159, 20440)]