87854640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 160

約数和(自身を含む): 293927616

約数和(自身を除く): 206072976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 61, 68, 80, 85, 102, 120, 122, 136, 170, 183, 204, 240, 244, 255, 272, 305, 340, 353, 366, 408, 488, 510, 610, 680, 706, 732, 816, 915, 976, 1020, 1037, 1059, 1220, 1360, 1412, 1464, 1765, 1830, 2040, 2074, 2118, 2440, 2824, 2928, 3111, 3530, 3660, 4080, 4148, 4236, 4880, 5185, 5295, 5648, 6001, 6222, 7060, 7320, 8296, 8472, 10370, 10590, 12002, 12444, 14120, 14640, 15555, 16592, 16944, 18003, 20740, 21180, 21533, 24004, 24888, 28240, 30005, 31110, 36006, 41480, 42360, 43066, 48008, 49776, 60010, 62220, 64599, 72012, 82960, 84720, 86132, 90015, 96016, 107665, 120020, 124440, 129198, 144024, 172264, 180030, 215330, 240040, 248880, 258396, 288048, 322995, 344528, 360060, 366061, 430660, 480080, 516792, 645990, 720120, 732122, 861320, 1033584, 1098183, 1291980, 1440240, 1464244, 1722640, 1830305, 2196366, 2583960, 2928488, 3660610, 4392732, 5167920, 5490915, 5856976, 7321220, 8785464, 10981830, 14642440, 17570928, 21963660, 29284880, 43927320, 87854640]

約数ペア:

[(1, 87854640), (2, 43927320), (3, 29284880), (4, 21963660), (5, 17570928), (6, 14642440), (8, 10981830), (10, 8785464), (12, 7321220), (15, 5856976), (16, 5490915), (17, 5167920), (20, 4392732), (24, 3660610), (30, 2928488), (34, 2583960), (40, 2196366), (48, 1830305), (51, 1722640), (60, 1464244), (61, 1440240), (68, 1291980), (80, 1098183), (85, 1033584), (102, 861320), (120, 732122), (122, 720120), (136, 645990), (170, 516792), (183, 480080), (204, 430660), (240, 366061), (244, 360060), (255, 344528), (272, 322995), (305, 288048), (340, 258396), (353, 248880), (366, 240040), (408, 215330), (488, 180030), (510, 172264), (610, 144024), (680, 129198), (706, 124440), (732, 120020), (816, 107665), (915, 96016), (976, 90015), (1020, 86132), (1037, 84720), (1059, 82960), (1220, 72012), (1360, 64599), (1412, 62220), (1464, 60010), (1765, 49776), (1830, 48008), (2040, 43066), (2074, 42360), (2118, 41480), (2440, 36006), (2824, 31110), (2928, 30005), (3111, 28240), (3530, 24888), (3660, 24004), (4080, 21533), (4148, 21180), (4236, 20740), (4880, 18003), (5185, 16944), (5295, 16592), (5648, 15555), (6001, 14640), (6222, 14120), (7060, 12444), (7320, 12002), (8296, 10590), (8472, 10370)]