71939700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:647

約数の個数: 216

約数和(自身を含む): 271718720

約数和(自身を除く): 199779020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 28, 30, 35, 36, 38, 42, 45, 50, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 114, 126, 133, 140, 150, 171, 175, 180, 190, 210, 225, 228, 252, 266, 285, 300, 315, 342, 350, 380, 399, 420, 450, 475, 525, 532, 570, 601, 630, 665, 684, 700, 798, 855, 900, 950, 1050, 1140, 1197, 1202, 1260, 1330, 1425, 1575, 1596, 1710, 1803, 1900, 1995, 2100, 2394, 2404, 2660, 2850, 3005, 3150, 3325, 3420, 3606, 3990, 4207, 4275, 4788, 5409, 5700, 5985, 6010, 6300, 6650, 7212, 7980, 8414, 8550, 9015, 9975, 10818, 11419, 11970, 12020, 12621, 13300, 15025, 16828, 17100, 18030, 19950, 21035, 21636, 22838, 23940, 25242, 27045, 29925, 30050, 34257, 36060, 37863, 39900, 42070, 45075, 45676, 50484, 54090, 57095, 59850, 60100, 63105, 68514, 75726, 79933, 84140, 90150, 102771, 105175, 108180, 114190, 119700, 126210, 135225, 137028, 151452, 159866, 171285, 180300, 189315, 205542, 210350, 228380, 239799, 252420, 270450, 285475, 315525, 319732, 342570, 378630, 399665, 411084, 420700, 479598, 513855, 540900, 570950, 631050, 685140, 719397, 757260, 799330, 856425, 946575, 959196, 1027710, 1141900, 1198995, 1262100, 1438794, 1598660, 1712850, 1893150, 1998325, 2055420, 2397990, 2569275, 2877588, 3425700, 3596985, 3786300, 3996650, 4795980, 5138550, 5994975, 7193970, 7993300, 10277100, 11989950, 14387940, 17984925, 23979900, 35969850, 71939700]

約数ペア:

[(1, 71939700), (2, 35969850), (3, 23979900), (4, 17984925), (5, 14387940), (6, 11989950), (7, 10277100), (9, 7993300), (10, 7193970), (12, 5994975), (14, 5138550), (15, 4795980), (18, 3996650), (19, 3786300), (20, 3596985), (21, 3425700), (25, 2877588), (28, 2569275), (30, 2397990), (35, 2055420), (36, 1998325), (38, 1893150), (42, 1712850), (45, 1598660), (50, 1438794), (57, 1262100), (60, 1198995), (63, 1141900), (70, 1027710), (75, 959196), (76, 946575), (84, 856425), (90, 799330), (95, 757260), (100, 719397), (105, 685140), (114, 631050), (126, 570950), (133, 540900), (140, 513855), (150, 479598), (171, 420700), (175, 411084), (180, 399665), (190, 378630), (210, 342570), (225, 319732), (228, 315525), (252, 285475), (266, 270450), (285, 252420), (300, 239799), (315, 228380), (342, 210350), (350, 205542), (380, 189315), (399, 180300), (420, 171285), (450, 159866), (475, 151452), (525, 137028), (532, 135225), (570, 126210), (601, 119700), (630, 114190), (665, 108180), (684, 105175), (700, 102771), (798, 90150), (855, 84140), (900, 79933), (950, 75726), (1050, 68514), (1140, 63105), (1197, 60100), (1202, 59850), (1260, 57095), (1330, 54090), (1425, 50484), (1575, 45676), (1596, 45075), (1710, 42070), (1803, 39900), (1900, 37863), (1995, 36060), (2100, 34257), (2394, 30050), (2404, 29925), (2660, 27045), (2850, 25242), (3005, 23940), (3150, 22838), (3325, 21636), (3420, 21035), (3606, 19950), (3990, 18030), (4207, 17100), (4275, 16828), (4788, 15025), (5409, 13300), (5700, 12621), (5985, 12020), (6010, 11970), (6300, 11419), (6650, 10818), (7212, 9975), (7980, 9015), (8414, 8550)]