19431300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 67773440

約数和(自身を除く): 48342140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 487, 525, 532, 570, 665, 700, 798, 950, 974, 1050, 1140, 1330, 1425, 1461, 1596, 1900, 1948, 1995, 2100, 2435, 2660, 2850, 2922, 3325, 3409, 3990, 4870, 5700, 5844, 6650, 6818, 7305, 7980, 9253, 9740, 9975, 10227, 12175, 13300, 13636, 14610, 17045, 18506, 19950, 20454, 24350, 27759, 29220, 34090, 36525, 37012, 39900, 40908, 46265, 48700, 51135, 55518, 64771, 68180, 73050, 85225, 92530, 102270, 111036, 129542, 138795, 146100, 170450, 185060, 194313, 204540, 231325, 255675, 259084, 277590, 323855, 340900, 388626, 462650, 511350, 555180, 647710, 693975, 777252, 925300, 971565, 1022700, 1295420, 1387950, 1619275, 1943130, 2775900, 3238550, 3886260, 4857825, 6477100, 9715650, 19431300]

約数ペア:

[(1, 19431300), (2, 9715650), (3, 6477100), (4, 4857825), (5, 3886260), (6, 3238550), (7, 2775900), (10, 1943130), (12, 1619275), (14, 1387950), (15, 1295420), (19, 1022700), (20, 971565), (21, 925300), (25, 777252), (28, 693975), (30, 647710), (35, 555180), (38, 511350), (42, 462650), (50, 388626), (57, 340900), (60, 323855), (70, 277590), (75, 259084), (76, 255675), (84, 231325), (95, 204540), (100, 194313), (105, 185060), (114, 170450), (133, 146100), (140, 138795), (150, 129542), (175, 111036), (190, 102270), (210, 92530), (228, 85225), (266, 73050), (285, 68180), (300, 64771), (350, 55518), (380, 51135), (399, 48700), (420, 46265), (475, 40908), (487, 39900), (525, 37012), (532, 36525), (570, 34090), (665, 29220), (700, 27759), (798, 24350), (950, 20454), (974, 19950), (1050, 18506), (1140, 17045), (1330, 14610), (1425, 13636), (1461, 13300), (1596, 12175), (1900, 10227), (1948, 9975), (1995, 9740), (2100, 9253), (2435, 7980), (2660, 7305), (2850, 6818), (2922, 6650), (3325, 5844), (3409, 5700), (3990, 4870)]