378963900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{20051}}^1$

素因数の和:20081

約数の個数: 144

約数和(自身を含む): 1392410880

約数和(自身を除く): 1013446980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 18900, 20051, 40102, 60153, 80204, 100255, 120306, 140357, 180459, 200510, 240612, 280714, 300765, 360918, 401020, 421071, 501275, 541377, 561428, 601530, 701785, 721836, 842142, 902295, 1002550, 1082754, 1203060, 1263213, 1403570, 1503825, 1684284, 1804590, 2005100, 2105355, 2165508, 2526426, 2706885, 2807140, 3007650, 3508925, 3609180, 3789639, 4210710, 4511475, 5052852, 5413770, 6015300, 6316065, 7017850, 7579278, 8421420, 9022950, 10526775, 10827540, 12632130, 13534425, 14035700, 15158556, 18045900, 18948195, 21053550, 25264260, 27068850, 31580325, 37896390, 42107100, 54137700, 63160650, 75792780, 94740975, 126321300, 189481950, 378963900]

約数ペア:

[(1, 378963900), (2, 189481950), (3, 126321300), (4, 94740975), (5, 75792780), (6, 63160650), (7, 54137700), (9, 42107100), (10, 37896390), (12, 31580325), (14, 27068850), (15, 25264260), (18, 21053550), (20, 18948195), (21, 18045900), (25, 15158556), (27, 14035700), (28, 13534425), (30, 12632130), (35, 10827540), (36, 10526775), (42, 9022950), (45, 8421420), (50, 7579278), (54, 7017850), (60, 6316065), (63, 6015300), (70, 5413770), (75, 5052852), (84, 4511475), (90, 4210710), (100, 3789639), (105, 3609180), (108, 3508925), (126, 3007650), (135, 2807140), (140, 2706885), (150, 2526426), (175, 2165508), (180, 2105355), (189, 2005100), (210, 1804590), (225, 1684284), (252, 1503825), (270, 1403570), (300, 1263213), (315, 1203060), (350, 1082754), (378, 1002550), (420, 902295), (450, 842142), (525, 721836), (540, 701785), (630, 601530), (675, 561428), (700, 541377), (756, 501275), (900, 421071), (945, 401020), (1050, 360918), (1260, 300765), (1350, 280714), (1575, 240612), (1890, 200510), (2100, 180459), (2700, 140357), (3150, 120306), (3780, 100255), (4725, 80204), (6300, 60153), (9450, 40102), (18900, 20051)]