21979200

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:285

約数の個数: 168

約数和(自身を含む): 76220320

約数和(自身を除く): 54241120

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, 80, 95, 96, 100, 114, 120, 150, 152, 160, 190, 192, 200, 228, 240, 241, 285, 300, 304, 320, 380, 400, 456, 475, 480, 482, 570, 600, 608, 723, 760, 800, 912, 950, 960, 964, 1140, 1200, 1205, 1216, 1425, 1446, 1520, 1600, 1824, 1900, 1928, 2280, 2400, 2410, 2850, 2892, 3040, 3615, 3648, 3800, 3856, 4560, 4579, 4800, 4820, 5700, 5784, 6025, 6080, 7230, 7600, 7712, 9120, 9158, 9640, 11400, 11568, 12050, 13737, 14460, 15200, 15424, 18075, 18240, 18316, 19280, 22800, 22895, 23136, 24100, 27474, 28920, 30400, 36150, 36632, 38560, 45600, 45790, 46272, 48200, 54948, 57840, 68685, 72300, 73264, 77120, 91200, 91580, 96400, 109896, 114475, 115680, 137370, 144600, 146528, 183160, 192800, 219792, 228950, 231360, 274740, 289200, 293056, 343425, 366320, 385600, 439584, 457900, 549480, 578400, 686850, 732640, 879168, 915800, 1098960, 1156800, 1373700, 1465280, 1831600, 2197920, 2747400, 3663200, 4395840, 5494800, 7326400, 10989600, 21979200]

約数ペア:

[(1, 21979200), (2, 10989600), (3, 7326400), (4, 5494800), (5, 4395840), (6, 3663200), (8, 2747400), (10, 2197920), (12, 1831600), (15, 1465280), (16, 1373700), (19, 1156800), (20, 1098960), (24, 915800), (25, 879168), (30, 732640), (32, 686850), (38, 578400), (40, 549480), (48, 457900), (50, 439584), (57, 385600), (60, 366320), (64, 343425), (75, 293056), (76, 289200), (80, 274740), (95, 231360), (96, 228950), (100, 219792), (114, 192800), (120, 183160), (150, 146528), (152, 144600), (160, 137370), (190, 115680), (192, 114475), (200, 109896), (228, 96400), (240, 91580), (241, 91200), (285, 77120), (300, 73264), (304, 72300), (320, 68685), (380, 57840), (400, 54948), (456, 48200), (475, 46272), (480, 45790), (482, 45600), (570, 38560), (600, 36632), (608, 36150), (723, 30400), (760, 28920), (800, 27474), (912, 24100), (950, 23136), (960, 22895), (964, 22800), (1140, 19280), (1200, 18316), (1205, 18240), (1216, 18075), (1425, 15424), (1446, 15200), (1520, 14460), (1600, 13737), (1824, 12050), (1900, 11568), (1928, 11400), (2280, 9640), (2400, 9158), (2410, 9120), (2850, 7712), (2892, 7600), (3040, 7230), (3615, 6080), (3648, 6025), (3800, 5784), (3856, 5700), (4560, 4820), (4579, 4800)]