28819200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 101382400

約数和(自身を除く): 72563200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 75, 76, 79, 80, 95, 96, 100, 114, 120, 128, 150, 152, 158, 160, 190, 192, 200, 228, 237, 240, 256, 285, 300, 304, 316, 320, 380, 384, 395, 400, 456, 474, 475, 480, 570, 600, 608, 632, 640, 760, 768, 790, 800, 912, 948, 950, 960, 1140, 1185, 1200, 1216, 1264, 1280, 1425, 1501, 1520, 1580, 1600, 1824, 1896, 1900, 1920, 1975, 2280, 2370, 2400, 2432, 2528, 2850, 3002, 3040, 3160, 3200, 3648, 3792, 3800, 3840, 3950, 4503, 4560, 4740, 4800, 4864, 5056, 5700, 5925, 6004, 6080, 6320, 6400, 7296, 7505, 7584, 7600, 7900, 9006, 9120, 9480, 9600, 10112, 11400, 11850, 12008, 12160, 12640, 14592, 15010, 15168, 15200, 15800, 18012, 18240, 18960, 19200, 20224, 22515, 22800, 23700, 24016, 24320, 25280, 30020, 30336, 30400, 31600, 36024, 36480, 37525, 37920, 45030, 45600, 47400, 48032, 50560, 60040, 60672, 60800, 63200, 72048, 72960, 75050, 75840, 90060, 91200, 94800, 96064, 101120, 112575, 120080, 121600, 126400, 144096, 150100, 151680, 180120, 182400, 189600, 192128, 225150, 240160, 252800, 288192, 300200, 303360, 360240, 364800, 379200, 384256, 450300, 480320, 505600, 576384, 600400, 720480, 758400, 900600, 960640, 1152768, 1200800, 1440960, 1516800, 1801200, 1921280, 2401600, 2881920, 3602400, 4803200, 5763840, 7204800, 9606400, 14409600, 28819200]

約数ペア:

[(1, 28819200), (2, 14409600), (3, 9606400), (4, 7204800), (5, 5763840), (6, 4803200), (8, 3602400), (10, 2881920), (12, 2401600), (15, 1921280), (16, 1801200), (19, 1516800), (20, 1440960), (24, 1200800), (25, 1152768), (30, 960640), (32, 900600), (38, 758400), (40, 720480), (48, 600400), (50, 576384), (57, 505600), (60, 480320), (64, 450300), (75, 384256), (76, 379200), (79, 364800), (80, 360240), (95, 303360), (96, 300200), (100, 288192), (114, 252800), (120, 240160), (128, 225150), (150, 192128), (152, 189600), (158, 182400), (160, 180120), (190, 151680), (192, 150100), (200, 144096), (228, 126400), (237, 121600), (240, 120080), (256, 112575), (285, 101120), (300, 96064), (304, 94800), (316, 91200), (320, 90060), (380, 75840), (384, 75050), (395, 72960), (400, 72048), (456, 63200), (474, 60800), (475, 60672), (480, 60040), (570, 50560), (600, 48032), (608, 47400), (632, 45600), (640, 45030), (760, 37920), (768, 37525), (790, 36480), (800, 36024), (912, 31600), (948, 30400), (950, 30336), (960, 30020), (1140, 25280), (1185, 24320), (1200, 24016), (1216, 23700), (1264, 22800), (1280, 22515), (1425, 20224), (1501, 19200), (1520, 18960), (1580, 18240), (1600, 18012), (1824, 15800), (1896, 15200), (1900, 15168), (1920, 15010), (1975, 14592), (2280, 12640), (2370, 12160), (2400, 12008), (2432, 11850), (2528, 11400), (2850, 10112), (3002, 9600), (3040, 9480), (3160, 9120), (3200, 9006), (3648, 7900), (3792, 7600), (3800, 7584), (3840, 7505), (3950, 7296), (4503, 6400), (4560, 6320), (4740, 6080), (4800, 6004), (4864, 5925), (5056, 5700)]