76629420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1080

約数の個数: 144

約数和(自身を含む): 270274368

約数和(自身を除く): 193644948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 997, 1098, 1220, 1260, 1281, 1708, 1830, 1994, 2135, 2196, 2562, 2745, 2991, 3660, 3843, 3988, 4270, 4985, 5124, 5490, 5982, 6405, 6979, 7686, 8540, 8973, 9970, 10980, 11964, 12810, 13958, 14955, 15372, 17946, 19215, 19940, 20937, 25620, 27916, 29910, 34895, 35892, 38430, 41874, 44865, 59820, 60817, 62811, 69790, 76860, 83748, 89730, 104685, 121634, 125622, 139580, 179460, 182451, 209370, 243268, 251244, 304085, 314055, 364902, 418740, 425719, 547353, 608170, 628110, 729804, 851438, 912255, 1094706, 1216340, 1256220, 1277157, 1702876, 1824510, 2128595, 2189412, 2554314, 2736765, 3649020, 3831471, 4257190, 5108628, 5473530, 6385785, 7662942, 8514380, 10947060, 12771570, 15325884, 19157355, 25543140, 38314710, 76629420]

約数ペア:

[(1, 76629420), (2, 38314710), (3, 25543140), (4, 19157355), (5, 15325884), (6, 12771570), (7, 10947060), (9, 8514380), (10, 7662942), (12, 6385785), (14, 5473530), (15, 5108628), (18, 4257190), (20, 3831471), (21, 3649020), (28, 2736765), (30, 2554314), (35, 2189412), (36, 2128595), (42, 1824510), (45, 1702876), (60, 1277157), (61, 1256220), (63, 1216340), (70, 1094706), (84, 912255), (90, 851438), (105, 729804), (122, 628110), (126, 608170), (140, 547353), (180, 425719), (183, 418740), (210, 364902), (244, 314055), (252, 304085), (305, 251244), (315, 243268), (366, 209370), (420, 182451), (427, 179460), (549, 139580), (610, 125622), (630, 121634), (732, 104685), (854, 89730), (915, 83748), (997, 76860), (1098, 69790), (1220, 62811), (1260, 60817), (1281, 59820), (1708, 44865), (1830, 41874), (1994, 38430), (2135, 35892), (2196, 34895), (2562, 29910), (2745, 27916), (2991, 25620), (3660, 20937), (3843, 19940), (3988, 19215), (4270, 17946), (4985, 15372), (5124, 14955), (5490, 13958), (5982, 12810), (6405, 11964), (6979, 10980), (7686, 9970), (8540, 8973)]