141481520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 343906560

約数和(自身を除く): 202425040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 641, 712, 890, 1240, 1282, 1424, 1780, 2480, 2564, 2759, 3205, 3560, 5128, 5518, 6410, 7120, 10256, 11036, 12820, 13795, 19871, 22072, 25640, 27590, 39742, 44144, 51280, 55180, 57049, 79484, 99355, 110360, 114098, 158968, 198710, 220720, 228196, 285245, 317936, 397420, 456392, 570490, 794840, 912784, 1140980, 1589680, 1768519, 2281960, 3537038, 4563920, 7074076, 8842595, 14148152, 17685190, 28296304, 35370380, 70740760, 141481520]

約数ペア:

[(1, 141481520), (2, 70740760), (4, 35370380), (5, 28296304), (8, 17685190), (10, 14148152), (16, 8842595), (20, 7074076), (31, 4563920), (40, 3537038), (62, 2281960), (80, 1768519), (89, 1589680), (124, 1140980), (155, 912784), (178, 794840), (248, 570490), (310, 456392), (356, 397420), (445, 317936), (496, 285245), (620, 228196), (641, 220720), (712, 198710), (890, 158968), (1240, 114098), (1282, 110360), (1424, 99355), (1780, 79484), (2480, 57049), (2564, 55180), (2759, 51280), (3205, 44144), (3560, 39742), (5128, 27590), (5518, 25640), (6410, 22072), (7120, 19871), (10256, 13795), (11036, 12820)]