84081900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{40039}}^1$

素因数の和:40063

約数の個数: 72

約数和(自身を含む): 278037760

約数和(自身を除く): 193955860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 40039, 80078, 120117, 160156, 200195, 240234, 280273, 400390, 480468, 560546, 600585, 800780, 840819, 1000975, 1121092, 1201170, 1401365, 1681638, 2001950, 2402340, 2802730, 3002925, 3363276, 4003900, 4204095, 5605460, 6005850, 7006825, 8408190, 12011700, 14013650, 16816380, 21020475, 28027300, 42040950, 84081900]

約数ペア:

[(1, 84081900), (2, 42040950), (3, 28027300), (4, 21020475), (5, 16816380), (6, 14013650), (7, 12011700), (10, 8408190), (12, 7006825), (14, 6005850), (15, 5605460), (20, 4204095), (21, 4003900), (25, 3363276), (28, 3002925), (30, 2802730), (35, 2402340), (42, 2001950), (50, 1681638), (60, 1401365), (70, 1201170), (75, 1121092), (84, 1000975), (100, 840819), (105, 800780), (140, 600585), (150, 560546), (175, 480468), (210, 400390), (300, 280273), (350, 240234), (420, 200195), (525, 160156), (700, 120117), (1050, 80078), (2100, 40039)]