64915920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3157

約数の個数: 120

約数和(自身を含む): 225599400

約数和(自身を除く): 160683480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3109, 3480, 4176, 5220, 6218, 6960, 9327, 10440, 12436, 15545, 18654, 20880, 24872, 27981, 31090, 37308, 46635, 49744, 55962, 62180, 74616, 90161, 93270, 111924, 124360, 139905, 149232, 180322, 186540, 223848, 248720, 270483, 279810, 360644, 373080, 447696, 450805, 540966, 559620, 721288, 746160, 811449, 901610, 1081932, 1119240, 1352415, 1442576, 1622898, 1803220, 2163864, 2238480, 2704830, 3245796, 3606440, 4057245, 4327728, 5409660, 6491592, 7212880, 8114490, 10819320, 12983184, 16228980, 21638640, 32457960, 64915920]

約数ペア:

[(1, 64915920), (2, 32457960), (3, 21638640), (4, 16228980), (5, 12983184), (6, 10819320), (8, 8114490), (9, 7212880), (10, 6491592), (12, 5409660), (15, 4327728), (16, 4057245), (18, 3606440), (20, 3245796), (24, 2704830), (29, 2238480), (30, 2163864), (36, 1803220), (40, 1622898), (45, 1442576), (48, 1352415), (58, 1119240), (60, 1081932), (72, 901610), (80, 811449), (87, 746160), (90, 721288), (116, 559620), (120, 540966), (144, 450805), (145, 447696), (174, 373080), (180, 360644), (232, 279810), (240, 270483), (261, 248720), (290, 223848), (348, 186540), (360, 180322), (435, 149232), (464, 139905), (522, 124360), (580, 111924), (696, 93270), (720, 90161), (870, 74616), (1044, 62180), (1160, 55962), (1305, 49744), (1392, 46635), (1740, 37308), (2088, 31090), (2320, 27981), (2610, 24872), (3109, 20880), (3480, 18654), (4176, 15545), (5220, 12436), (6218, 10440), (6960, 9327)]