66878640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3203}}^1$

素因数の和:3251

約数の個数: 120

約数和(自身を含む): 232418160

約数和(自身を除く): 165539520

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, 3203, 3480, 4176, 5220, 6406, 6960, 9609, 10440, 12812, 16015, 19218, 20880, 25624, 28827, 32030, 38436, 48045, 51248, 57654, 64060, 76872, 92887, 96090, 115308, 128120, 144135, 153744, 185774, 192180, 230616, 256240, 278661, 288270, 371548, 384360, 461232, 464435, 557322, 576540, 743096, 768720, 835983, 928870, 1114644, 1153080, 1393305, 1486192, 1671966, 1857740, 2229288, 2306160, 2786610, 3343932, 3715480, 4179915, 4458576, 5573220, 6687864, 7430960, 8359830, 11146440, 13375728, 16719660, 22292880, 33439320, 66878640]

約数ペア:

[(1, 66878640), (2, 33439320), (3, 22292880), (4, 16719660), (5, 13375728), (6, 11146440), (8, 8359830), (9, 7430960), (10, 6687864), (12, 5573220), (15, 4458576), (16, 4179915), (18, 3715480), (20, 3343932), (24, 2786610), (29, 2306160), (30, 2229288), (36, 1857740), (40, 1671966), (45, 1486192), (48, 1393305), (58, 1153080), (60, 1114644), (72, 928870), (80, 835983), (87, 768720), (90, 743096), (116, 576540), (120, 557322), (144, 464435), (145, 461232), (174, 384360), (180, 371548), (232, 288270), (240, 278661), (261, 256240), (290, 230616), (348, 192180), (360, 185774), (435, 153744), (464, 144135), (522, 128120), (580, 115308), (696, 96090), (720, 92887), (870, 76872), (1044, 64060), (1160, 57654), (1305, 51248), (1392, 48045), (1740, 38436), (2088, 32030), (2320, 28827), (2610, 25624), (3203, 20880), (3480, 19218), (4176, 16015), (5220, 12812), (6406, 10440), (6960, 9609)]