77557480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 237168000

約数和(自身を除く): 159610520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 149, 154, 169, 182, 220, 260, 280, 286, 298, 308, 338, 364, 385, 440, 455, 520, 572, 596, 616, 676, 715, 728, 745, 770, 845, 910, 1001, 1043, 1144, 1183, 1192, 1352, 1430, 1490, 1540, 1639, 1690, 1820, 1859, 1937, 2002, 2086, 2366, 2860, 2980, 3080, 3278, 3380, 3640, 3718, 3874, 4004, 4172, 4732, 5005, 5215, 5720, 5915, 5960, 6556, 6760, 7436, 7748, 8008, 8195, 8344, 9295, 9464, 9685, 10010, 10430, 11473, 11830, 13013, 13112, 13559, 14872, 15496, 16390, 18590, 19370, 20020, 20860, 21307, 22946, 23660, 25181, 26026, 27118, 32780, 37180, 38740, 40040, 41720, 42614, 45892, 47320, 50362, 52052, 54236, 57365, 65065, 65560, 67795, 74360, 77480, 85228, 91784, 100724, 104104, 106535, 108472, 114730, 125905, 130130, 135590, 149149, 170456, 176267, 201448, 213070, 229460, 251810, 260260, 271180, 276991, 298298, 352534, 426140, 458920, 503620, 520520, 542360, 553982, 596596, 705068, 745745, 852280, 881335, 1007240, 1107964, 1193192, 1384955, 1410136, 1491490, 1762670, 1938937, 2215928, 2769910, 2982980, 3525340, 3877874, 5539820, 5965960, 7050680, 7755748, 9694685, 11079640, 15511496, 19389370, 38778740, 77557480]

約数ペア:

[(1, 77557480), (2, 38778740), (4, 19389370), (5, 15511496), (7, 11079640), (8, 9694685), (10, 7755748), (11, 7050680), (13, 5965960), (14, 5539820), (20, 3877874), (22, 3525340), (26, 2982980), (28, 2769910), (35, 2215928), (40, 1938937), (44, 1762670), (52, 1491490), (55, 1410136), (56, 1384955), (65, 1193192), (70, 1107964), (77, 1007240), (88, 881335), (91, 852280), (104, 745745), (110, 705068), (130, 596596), (140, 553982), (143, 542360), (149, 520520), (154, 503620), (169, 458920), (182, 426140), (220, 352534), (260, 298298), (280, 276991), (286, 271180), (298, 260260), (308, 251810), (338, 229460), (364, 213070), (385, 201448), (440, 176267), (455, 170456), (520, 149149), (572, 135590), (596, 130130), (616, 125905), (676, 114730), (715, 108472), (728, 106535), (745, 104104), (770, 100724), (845, 91784), (910, 85228), (1001, 77480), (1043, 74360), (1144, 67795), (1183, 65560), (1192, 65065), (1352, 57365), (1430, 54236), (1490, 52052), (1540, 50362), (1639, 47320), (1690, 45892), (1820, 42614), (1859, 41720), (1937, 40040), (2002, 38740), (2086, 37180), (2366, 32780), (2860, 27118), (2980, 26026), (3080, 25181), (3278, 23660), (3380, 22946), (3640, 21307), (3718, 20860), (3874, 20020), (4004, 19370), (4172, 18590), (4732, 16390), (5005, 15496), (5215, 14872), (5720, 13559), (5915, 13112), (5960, 13013), (6556, 11830), (6760, 11473), (7436, 10430), (7748, 10010), (8008, 9685), (8195, 9464), (8344, 9295)]