64978800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 210020784

約数和(自身を除く): 145041984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 173, 200, 240, 300, 313, 346, 400, 519, 600, 626, 692, 865, 939, 1038, 1200, 1252, 1384, 1565, 1730, 1878, 2076, 2504, 2595, 2768, 3130, 3460, 3756, 4152, 4325, 4695, 5008, 5190, 6260, 6920, 7512, 7825, 8304, 8650, 9390, 10380, 12520, 12975, 13840, 15024, 15650, 17300, 18780, 20760, 23475, 25040, 25950, 31300, 34600, 37560, 41520, 46950, 51900, 54149, 62600, 69200, 75120, 93900, 103800, 108298, 125200, 162447, 187800, 207600, 216596, 270745, 324894, 375600, 433192, 541490, 649788, 812235, 866384, 1082980, 1299576, 1353725, 1624470, 2165960, 2599152, 2707450, 3248940, 4061175, 4331920, 5414900, 6497880, 8122350, 10829800, 12995760, 16244700, 21659600, 32489400, 64978800]

約数ペア:

[(1, 64978800), (2, 32489400), (3, 21659600), (4, 16244700), (5, 12995760), (6, 10829800), (8, 8122350), (10, 6497880), (12, 5414900), (15, 4331920), (16, 4061175), (20, 3248940), (24, 2707450), (25, 2599152), (30, 2165960), (40, 1624470), (48, 1353725), (50, 1299576), (60, 1082980), (75, 866384), (80, 812235), (100, 649788), (120, 541490), (150, 433192), (173, 375600), (200, 324894), (240, 270745), (300, 216596), (313, 207600), (346, 187800), (400, 162447), (519, 125200), (600, 108298), (626, 103800), (692, 93900), (865, 75120), (939, 69200), (1038, 62600), (1200, 54149), (1252, 51900), (1384, 46950), (1565, 41520), (1730, 37560), (1878, 34600), (2076, 31300), (2504, 25950), (2595, 25040), (2768, 23475), (3130, 20760), (3460, 18780), (3756, 17300), (4152, 15650), (4325, 15024), (4695, 13840), (5008, 12975), (5190, 12520), (6260, 10380), (6920, 9390), (7512, 8650), (7825, 8304)]