402436720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:495

約数の個数: 160

約数和(自身を含む): 1139212800

約数和(自身を除く): 736776080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 109, 112, 133, 140, 152, 190, 218, 266, 280, 304, 347, 380, 436, 532, 545, 560, 665, 694, 760, 763, 872, 1064, 1090, 1330, 1388, 1520, 1526, 1735, 1744, 2071, 2128, 2180, 2429, 2660, 2776, 3052, 3470, 3815, 4142, 4360, 4858, 5320, 5552, 6104, 6593, 6940, 7630, 8284, 8720, 9716, 10355, 10640, 12145, 12208, 13186, 13880, 14497, 15260, 16568, 19432, 20710, 24290, 26372, 27760, 28994, 30520, 32965, 33136, 37823, 38864, 41420, 46151, 48580, 52744, 57988, 61040, 65930, 72485, 75646, 82840, 92302, 97160, 105488, 115976, 131860, 144970, 151292, 165680, 184604, 189115, 194320, 230755, 231952, 263720, 264761, 289940, 302584, 369208, 378230, 461510, 527440, 529522, 579880, 605168, 718637, 738416, 756460, 923020, 1059044, 1159760, 1323805, 1437274, 1512920, 1846040, 2118088, 2647610, 2874548, 3025840, 3593185, 3692080, 4236176, 5030459, 5295220, 5749096, 7186370, 10060918, 10590440, 11498192, 14372740, 20121836, 21180880, 25152295, 28745480, 40243672, 50304590, 57490960, 80487344, 100609180, 201218360, 402436720]

約数ペア:

[(1, 402436720), (2, 201218360), (4, 100609180), (5, 80487344), (7, 57490960), (8, 50304590), (10, 40243672), (14, 28745480), (16, 25152295), (19, 21180880), (20, 20121836), (28, 14372740), (35, 11498192), (38, 10590440), (40, 10060918), (56, 7186370), (70, 5749096), (76, 5295220), (80, 5030459), (95, 4236176), (109, 3692080), (112, 3593185), (133, 3025840), (140, 2874548), (152, 2647610), (190, 2118088), (218, 1846040), (266, 1512920), (280, 1437274), (304, 1323805), (347, 1159760), (380, 1059044), (436, 923020), (532, 756460), (545, 738416), (560, 718637), (665, 605168), (694, 579880), (760, 529522), (763, 527440), (872, 461510), (1064, 378230), (1090, 369208), (1330, 302584), (1388, 289940), (1520, 264761), (1526, 263720), (1735, 231952), (1744, 230755), (2071, 194320), (2128, 189115), (2180, 184604), (2429, 165680), (2660, 151292), (2776, 144970), (3052, 131860), (3470, 115976), (3815, 105488), (4142, 97160), (4360, 92302), (4858, 82840), (5320, 75646), (5552, 72485), (6104, 65930), (6593, 61040), (6940, 57988), (7630, 52744), (8284, 48580), (8720, 46151), (9716, 41420), (10355, 38864), (10640, 37823), (12145, 33136), (12208, 32965), (13186, 30520), (13880, 28994), (14497, 27760), (15260, 26372), (16568, 24290), (19432, 20710)]