64208340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 224864640

約数和(自身を除く): 160656300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 131, 140, 180, 210, 252, 262, 315, 389, 393, 420, 524, 630, 655, 778, 786, 917, 1167, 1179, 1260, 1310, 1556, 1572, 1834, 1945, 1965, 2334, 2358, 2620, 2723, 2751, 3501, 3668, 3890, 3930, 4585, 4668, 4716, 5446, 5502, 5835, 5895, 7002, 7780, 7860, 8169, 8253, 9170, 10892, 11004, 11670, 11790, 13615, 13755, 14004, 16338, 16506, 17505, 18340, 23340, 23580, 24507, 27230, 27510, 32676, 33012, 35010, 40845, 41265, 49014, 50959, 54460, 55020, 70020, 81690, 82530, 98028, 101918, 122535, 152877, 163380, 165060, 203836, 245070, 254795, 305754, 356713, 458631, 490140, 509590, 611508, 713426, 764385, 917262, 1019180, 1070139, 1426852, 1528770, 1783565, 1834524, 2140278, 2293155, 3057540, 3210417, 3567130, 4280556, 4586310, 5350695, 6420834, 7134260, 9172620, 10701390, 12841668, 16052085, 21402780, 32104170, 64208340]

約数ペア:

[(1, 64208340), (2, 32104170), (3, 21402780), (4, 16052085), (5, 12841668), (6, 10701390), (7, 9172620), (9, 7134260), (10, 6420834), (12, 5350695), (14, 4586310), (15, 4280556), (18, 3567130), (20, 3210417), (21, 3057540), (28, 2293155), (30, 2140278), (35, 1834524), (36, 1783565), (42, 1528770), (45, 1426852), (60, 1070139), (63, 1019180), (70, 917262), (84, 764385), (90, 713426), (105, 611508), (126, 509590), (131, 490140), (140, 458631), (180, 356713), (210, 305754), (252, 254795), (262, 245070), (315, 203836), (389, 165060), (393, 163380), (420, 152877), (524, 122535), (630, 101918), (655, 98028), (778, 82530), (786, 81690), (917, 70020), (1167, 55020), (1179, 54460), (1260, 50959), (1310, 49014), (1556, 41265), (1572, 40845), (1834, 35010), (1945, 33012), (1965, 32676), (2334, 27510), (2358, 27230), (2620, 24507), (2723, 23580), (2751, 23340), (3501, 18340), (3668, 17505), (3890, 16506), (3930, 16338), (4585, 14004), (4668, 13755), (4716, 13615), (5446, 11790), (5502, 11670), (5835, 11004), (5895, 10892), (7002, 9170), (7780, 8253), (7860, 8169)]