21919800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:350

約数の個数: 192

約数和(自身を含む): 82494720

約数和(自身を除く): 60574920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 25, 28, 30, 34, 35, 40, 42, 50, 51, 56, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 120, 136, 140, 150, 168, 170, 175, 200, 204, 210, 238, 255, 280, 300, 307, 340, 350, 357, 408, 420, 425, 476, 510, 525, 595, 600, 614, 680, 700, 714, 840, 850, 921, 952, 1020, 1050, 1190, 1228, 1275, 1400, 1428, 1535, 1700, 1785, 1842, 2040, 2100, 2149, 2380, 2456, 2550, 2856, 2975, 3070, 3400, 3570, 3684, 4200, 4298, 4605, 4760, 5100, 5219, 5950, 6140, 6447, 7140, 7368, 7675, 8596, 8925, 9210, 10200, 10438, 10745, 11900, 12280, 12894, 14280, 15350, 15657, 17192, 17850, 18420, 20876, 21490, 23025, 23800, 25788, 26095, 30700, 31314, 32235, 35700, 36533, 36840, 41752, 42980, 46050, 51576, 52190, 53725, 61400, 62628, 64470, 71400, 73066, 78285, 85960, 92100, 104380, 107450, 109599, 125256, 128940, 130475, 146132, 156570, 161175, 182665, 184200, 208760, 214900, 219198, 257880, 260950, 292264, 313140, 322350, 365330, 391425, 429800, 438396, 521900, 547995, 626280, 644700, 730660, 782850, 876792, 913325, 1043800, 1095990, 1289400, 1461320, 1565700, 1826650, 2191980, 2739975, 3131400, 3653300, 4383960, 5479950, 7306600, 10959900, 21919800]

約数ペア:

[(1, 21919800), (2, 10959900), (3, 7306600), (4, 5479950), (5, 4383960), (6, 3653300), (7, 3131400), (8, 2739975), (10, 2191980), (12, 1826650), (14, 1565700), (15, 1461320), (17, 1289400), (20, 1095990), (21, 1043800), (24, 913325), (25, 876792), (28, 782850), (30, 730660), (34, 644700), (35, 626280), (40, 547995), (42, 521900), (50, 438396), (51, 429800), (56, 391425), (60, 365330), (68, 322350), (70, 313140), (75, 292264), (84, 260950), (85, 257880), (100, 219198), (102, 214900), (105, 208760), (119, 184200), (120, 182665), (136, 161175), (140, 156570), (150, 146132), (168, 130475), (170, 128940), (175, 125256), (200, 109599), (204, 107450), (210, 104380), (238, 92100), (255, 85960), (280, 78285), (300, 73066), (307, 71400), (340, 64470), (350, 62628), (357, 61400), (408, 53725), (420, 52190), (425, 51576), (476, 46050), (510, 42980), (525, 41752), (595, 36840), (600, 36533), (614, 35700), (680, 32235), (700, 31314), (714, 30700), (840, 26095), (850, 25788), (921, 23800), (952, 23025), (1020, 21490), (1050, 20876), (1190, 18420), (1228, 17850), (1275, 17192), (1400, 15657), (1428, 15350), (1535, 14280), (1700, 12894), (1785, 12280), (1842, 11900), (2040, 10745), (2100, 10438), (2149, 10200), (2380, 9210), (2456, 8925), (2550, 8596), (2856, 7675), (2975, 7368), (3070, 7140), (3400, 6447), (3570, 6140), (3684, 5950), (4200, 5219), (4298, 5100), (4605, 4760)]