72739600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 120

約数和(自身を含む): 195121440

約数和(自身を除く): 122381840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 136, 152, 170, 190, 200, 272, 304, 323, 340, 380, 400, 425, 475, 563, 646, 680, 760, 850, 950, 1126, 1292, 1360, 1520, 1615, 1700, 1900, 2252, 2584, 2815, 3230, 3400, 3800, 4504, 5168, 5630, 6460, 6800, 7600, 8075, 9008, 9571, 10697, 11260, 12920, 14075, 16150, 19142, 21394, 22520, 25840, 28150, 32300, 38284, 42788, 45040, 47855, 53485, 56300, 64600, 76568, 85576, 95710, 106970, 112600, 129200, 153136, 171152, 181849, 191420, 213940, 225200, 239275, 267425, 363698, 382840, 427880, 478550, 534850, 727396, 765680, 855760, 909245, 957100, 1069700, 1454792, 1818490, 1914200, 2139400, 2909584, 3636980, 3828400, 4278800, 4546225, 7273960, 9092450, 14547920, 18184900, 36369800, 72739600]

約数ペア:

[(1, 72739600), (2, 36369800), (4, 18184900), (5, 14547920), (8, 9092450), (10, 7273960), (16, 4546225), (17, 4278800), (19, 3828400), (20, 3636980), (25, 2909584), (34, 2139400), (38, 1914200), (40, 1818490), (50, 1454792), (68, 1069700), (76, 957100), (80, 909245), (85, 855760), (95, 765680), (100, 727396), (136, 534850), (152, 478550), (170, 427880), (190, 382840), (200, 363698), (272, 267425), (304, 239275), (323, 225200), (340, 213940), (380, 191420), (400, 181849), (425, 171152), (475, 153136), (563, 129200), (646, 112600), (680, 106970), (760, 95710), (850, 85576), (950, 76568), (1126, 64600), (1292, 56300), (1360, 53485), (1520, 47855), (1615, 45040), (1700, 42788), (1900, 38284), (2252, 32300), (2584, 28150), (2815, 25840), (3230, 22520), (3400, 21394), (3800, 19142), (4504, 16150), (5168, 14075), (5630, 12920), (6460, 11260), (6800, 10697), (7600, 9571), (8075, 9008)]