355451880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1080

約数の個数: 192

約数和(自身を含む): 1262062080

約数和(自身を除く): 906610200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 61, 70, 84, 98, 105, 120, 122, 140, 147, 168, 183, 196, 210, 244, 245, 280, 294, 305, 366, 392, 420, 427, 488, 490, 588, 610, 732, 735, 840, 854, 915, 980, 991, 1176, 1220, 1281, 1464, 1470, 1708, 1830, 1960, 1982, 2135, 2440, 2562, 2940, 2973, 2989, 3416, 3660, 3964, 4270, 4955, 5124, 5880, 5946, 5978, 6405, 6937, 7320, 7928, 8540, 8967, 9910, 10248, 11892, 11956, 12810, 13874, 14865, 14945, 17080, 17934, 19820, 20811, 23784, 23912, 25620, 27748, 29730, 29890, 34685, 35868, 39640, 41622, 44835, 48559, 51240, 55496, 59460, 59780, 60451, 69370, 71736, 83244, 89670, 97118, 104055, 118920, 119560, 120902, 138740, 145677, 166488, 179340, 181353, 194236, 208110, 241804, 242795, 277480, 291354, 302255, 358680, 362706, 388472, 416220, 423157, 483608, 485590, 582708, 604510, 725412, 728385, 832440, 846314, 906765, 971180, 1165416, 1209020, 1269471, 1450824, 1456770, 1692628, 1813530, 1942360, 2115785, 2418040, 2538942, 2913540, 2962099, 3385256, 3627060, 4231570, 5077884, 5827080, 5924198, 6347355, 7254120, 8463140, 8886297, 10155768, 11848396, 12694710, 14810495, 16926280, 17772594, 23696792, 25389420, 29620990, 35545188, 44431485, 50778840, 59241980, 71090376, 88862970, 118483960, 177725940, 355451880]

約数ペア:

[(1, 355451880), (2, 177725940), (3, 118483960), (4, 88862970), (5, 71090376), (6, 59241980), (7, 50778840), (8, 44431485), (10, 35545188), (12, 29620990), (14, 25389420), (15, 23696792), (20, 17772594), (21, 16926280), (24, 14810495), (28, 12694710), (30, 11848396), (35, 10155768), (40, 8886297), (42, 8463140), (49, 7254120), (56, 6347355), (60, 5924198), (61, 5827080), (70, 5077884), (84, 4231570), (98, 3627060), (105, 3385256), (120, 2962099), (122, 2913540), (140, 2538942), (147, 2418040), (168, 2115785), (183, 1942360), (196, 1813530), (210, 1692628), (244, 1456770), (245, 1450824), (280, 1269471), (294, 1209020), (305, 1165416), (366, 971180), (392, 906765), (420, 846314), (427, 832440), (488, 728385), (490, 725412), (588, 604510), (610, 582708), (732, 485590), (735, 483608), (840, 423157), (854, 416220), (915, 388472), (980, 362706), (991, 358680), (1176, 302255), (1220, 291354), (1281, 277480), (1464, 242795), (1470, 241804), (1708, 208110), (1830, 194236), (1960, 181353), (1982, 179340), (2135, 166488), (2440, 145677), (2562, 138740), (2940, 120902), (2973, 119560), (2989, 118920), (3416, 104055), (3660, 97118), (3964, 89670), (4270, 83244), (4955, 71736), (5124, 69370), (5880, 60451), (5946, 59780), (5978, 59460), (6405, 55496), (6937, 51240), (7320, 48559), (7928, 44835), (8540, 41622), (8967, 39640), (9910, 35868), (10248, 34685), (11892, 29890), (11956, 29730), (12810, 27748), (13874, 25620), (14865, 23912), (14945, 23784), (17080, 20811), (17934, 19820)]