30765420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{2713}}^1$

素因数の和:2741

約数の個数: 120

約数和(自身を含む): 110340384

約数和(自身を除く): 79574964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2713, 2835, 3780, 5426, 5670, 8139, 10852, 11340, 13565, 16278, 18991, 24417, 27130, 32556, 37982, 40695, 48834, 54260, 56973, 73251, 75964, 81390, 94955, 97668, 113946, 122085, 146502, 162780, 170919, 189910, 219753, 227892, 244170, 284865, 293004, 341838, 366255, 379820, 439506, 488340, 512757, 569730, 683676, 732510, 854595, 879012, 1025514, 1098765, 1139460, 1465020, 1538271, 1709190, 2051028, 2197530, 2563785, 3076542, 3418380, 4395060, 5127570, 6153084, 7691355, 10255140, 15382710, 30765420]

約数ペア:

[(1, 30765420), (2, 15382710), (3, 10255140), (4, 7691355), (5, 6153084), (6, 5127570), (7, 4395060), (9, 3418380), (10, 3076542), (12, 2563785), (14, 2197530), (15, 2051028), (18, 1709190), (20, 1538271), (21, 1465020), (27, 1139460), (28, 1098765), (30, 1025514), (35, 879012), (36, 854595), (42, 732510), (45, 683676), (54, 569730), (60, 512757), (63, 488340), (70, 439506), (81, 379820), (84, 366255), (90, 341838), (105, 293004), (108, 284865), (126, 244170), (135, 227892), (140, 219753), (162, 189910), (180, 170919), (189, 162780), (210, 146502), (252, 122085), (270, 113946), (315, 97668), (324, 94955), (378, 81390), (405, 75964), (420, 73251), (540, 56973), (567, 54260), (630, 48834), (756, 40695), (810, 37982), (945, 32556), (1134, 27130), (1260, 24417), (1620, 18991), (1890, 16278), (2268, 13565), (2713, 11340), (2835, 10852), (3780, 8139), (5426, 5670)]