21528220800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{97501}}^1$

素因数の和:97551

約数の個数: 192

約数和(自身を含む): 73992317760

約数和(自身を除く): 52464096960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 92, 96, 100, 115, 120, 128, 138, 150, 160, 184, 192, 200, 230, 240, 276, 300, 320, 345, 368, 384, 400, 460, 480, 552, 575, 600, 640, 690, 736, 800, 920, 960, 1104, 1150, 1200, 1380, 1472, 1600, 1725, 1840, 1920, 2208, 2300, 2400, 2760, 2944, 3200, 3450, 3680, 4416, 4600, 4800, 5520, 6900, 7360, 8832, 9200, 9600, 11040, 13800, 14720, 18400, 22080, 27600, 36800, 44160, 55200, 73600, 97501, 110400, 195002, 220800, 292503, 390004, 487505, 585006, 780008, 975010, 1170012, 1462515, 1560016, 1950020, 2242523, 2340024, 2437525, 2925030, 3120032, 3900040, 4485046, 4680048, 4875050, 5850060, 6240064, 6727569, 7312575, 7800080, 8970092, 9360096, 9750100, 11212615, 11700120, 12480128, 13455138, 14625150, 15600160, 17940184, 18720192, 19500200, 22425230, 23400240, 26910276, 29250300, 31200320, 33637845, 35880368, 37440384, 39000400, 44850460, 46800480, 53820552, 56063075, 58500600, 62400640, 67275690, 71760736, 78000800, 89700920, 93600960, 107641104, 112126150, 117001200, 134551380, 143521472, 156001600, 168189225, 179401840, 187201920, 215282208, 224252300, 234002400, 269102760, 287042944, 312003200, 336378450, 358803680, 430564416, 448504600, 468004800, 538205520, 672756900, 717607360, 861128832, 897009200, 936009600, 1076411040, 1345513800, 1435214720, 1794018400, 2152822080, 2691027600, 3588036800, 4305644160, 5382055200, 7176073600, 10764110400, 21528220800]

約数ペア:

[(1, 21528220800), (2, 10764110400), (3, 7176073600), (4, 5382055200), (5, 4305644160), (6, 3588036800), (8, 2691027600), (10, 2152822080), (12, 1794018400), (15, 1435214720), (16, 1345513800), (20, 1076411040), (23, 936009600), (24, 897009200), (25, 861128832), (30, 717607360), (32, 672756900), (40, 538205520), (46, 468004800), (48, 448504600), (50, 430564416), (60, 358803680), (64, 336378450), (69, 312003200), (75, 287042944), (80, 269102760), (92, 234002400), (96, 224252300), (100, 215282208), (115, 187201920), (120, 179401840), (128, 168189225), (138, 156001600), (150, 143521472), (160, 134551380), (184, 117001200), (192, 112126150), (200, 107641104), (230, 93600960), (240, 89700920), (276, 78000800), (300, 71760736), (320, 67275690), (345, 62400640), (368, 58500600), (384, 56063075), (400, 53820552), (460, 46800480), (480, 44850460), (552, 39000400), (575, 37440384), (600, 35880368), (640, 33637845), (690, 31200320), (736, 29250300), (800, 26910276), (920, 23400240), (960, 22425230), (1104, 19500200), (1150, 18720192), (1200, 17940184), (1380, 15600160), (1472, 14625150), (1600, 13455138), (1725, 12480128), (1840, 11700120), (1920, 11212615), (2208, 9750100), (2300, 9360096), (2400, 8970092), (2760, 7800080), (2944, 7312575), (3200, 6727569), (3450, 6240064), (3680, 5850060), (4416, 4875050), (4600, 4680048), (4800, 4485046), (5520, 3900040), (6900, 3120032), (7360, 2925030), (8832, 2437525), (9200, 2340024), (9600, 2242523), (11040, 1950020), (13800, 1560016), (14720, 1462515), (18400, 1170012), (22080, 975010), (27600, 780008), (36800, 585006), (44160, 487505), (55200, 390004), (73600, 292503), (97501, 220800), (110400, 195002)]