102819640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 310262400

約数和(自身を除く): 207442760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 190, 196, 209, 220, 245, 251, 266, 280, 308, 380, 385, 392, 418, 440, 490, 502, 532, 539, 616, 665, 760, 770, 836, 931, 980, 1004, 1045, 1064, 1078, 1255, 1330, 1463, 1540, 1672, 1757, 1862, 1960, 2008, 2090, 2156, 2510, 2660, 2695, 2761, 2926, 3080, 3514, 3724, 4180, 4312, 4655, 4769, 5020, 5320, 5390, 5522, 5852, 7028, 7315, 7448, 8360, 8785, 9310, 9538, 10040, 10241, 10780, 11044, 11704, 12299, 13805, 14056, 14630, 17570, 18620, 19076, 19327, 20482, 21560, 22088, 23845, 24598, 27610, 29260, 33383, 35140, 37240, 38152, 38654, 40964, 47690, 49196, 51205, 52459, 55220, 58520, 61495, 66766, 70280, 77308, 81928, 95380, 96635, 98392, 102410, 104918, 110440, 122990, 133532, 135289, 154616, 166915, 190760, 193270, 204820, 209836, 233681, 245980, 262295, 267064, 270578, 333830, 367213, 386540, 409640, 419672, 467362, 491960, 524590, 541156, 667660, 676445, 734426, 773080, 934724, 1049180, 1082312, 1168405, 1335320, 1352890, 1468852, 1836065, 1869448, 2098360, 2336810, 2570491, 2705780, 2937704, 3672130, 4673620, 5140982, 5411560, 7344260, 9347240, 10281964, 12852455, 14688520, 20563928, 25704910, 51409820, 102819640]

約数ペア:

[(1, 102819640), (2, 51409820), (4, 25704910), (5, 20563928), (7, 14688520), (8, 12852455), (10, 10281964), (11, 9347240), (14, 7344260), (19, 5411560), (20, 5140982), (22, 4673620), (28, 3672130), (35, 2937704), (38, 2705780), (40, 2570491), (44, 2336810), (49, 2098360), (55, 1869448), (56, 1836065), (70, 1468852), (76, 1352890), (77, 1335320), (88, 1168405), (95, 1082312), (98, 1049180), (110, 934724), (133, 773080), (140, 734426), (152, 676445), (154, 667660), (190, 541156), (196, 524590), (209, 491960), (220, 467362), (245, 419672), (251, 409640), (266, 386540), (280, 367213), (308, 333830), (380, 270578), (385, 267064), (392, 262295), (418, 245980), (440, 233681), (490, 209836), (502, 204820), (532, 193270), (539, 190760), (616, 166915), (665, 154616), (760, 135289), (770, 133532), (836, 122990), (931, 110440), (980, 104918), (1004, 102410), (1045, 98392), (1064, 96635), (1078, 95380), (1255, 81928), (1330, 77308), (1463, 70280), (1540, 66766), (1672, 61495), (1757, 58520), (1862, 55220), (1960, 52459), (2008, 51205), (2090, 49196), (2156, 47690), (2510, 40964), (2660, 38654), (2695, 38152), (2761, 37240), (2926, 35140), (3080, 33383), (3514, 29260), (3724, 27610), (4180, 24598), (4312, 23845), (4655, 22088), (4769, 21560), (5020, 20482), (5320, 19327), (5390, 19076), (5522, 18620), (5852, 17570), (7028, 14630), (7315, 14056), (7448, 13805), (8360, 12299), (8785, 11704), (9310, 11044), (9538, 10780), (10040, 10241)]