2487100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 144

約数和(自身を含む): 7499520

約数和(自身を除く): 5012420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 19, 20, 22, 25, 28, 34, 35, 38, 44, 50, 55, 68, 70, 76, 77, 85, 95, 100, 110, 119, 133, 140, 154, 170, 175, 187, 190, 209, 220, 238, 266, 275, 308, 323, 340, 350, 374, 380, 385, 418, 425, 475, 476, 532, 550, 595, 646, 665, 700, 748, 770, 836, 850, 935, 950, 1045, 1100, 1190, 1292, 1309, 1330, 1463, 1540, 1615, 1700, 1870, 1900, 1925, 2090, 2261, 2380, 2618, 2660, 2926, 2975, 3230, 3325, 3553, 3740, 3850, 4180, 4522, 4675, 5225, 5236, 5852, 5950, 6460, 6545, 6650, 7106, 7315, 7700, 8075, 9044, 9350, 10450, 11305, 11900, 13090, 13300, 14212, 14630, 16150, 17765, 18700, 20900, 22610, 24871, 26180, 29260, 32300, 32725, 35530, 36575, 45220, 49742, 56525, 65450, 71060, 73150, 88825, 99484, 113050, 124355, 130900, 146300, 177650, 226100, 248710, 355300, 497420, 621775, 1243550, 2487100]

約数ペア:

[(1, 2487100), (2, 1243550), (4, 621775), (5, 497420), (7, 355300), (10, 248710), (11, 226100), (14, 177650), (17, 146300), (19, 130900), (20, 124355), (22, 113050), (25, 99484), (28, 88825), (34, 73150), (35, 71060), (38, 65450), (44, 56525), (50, 49742), (55, 45220), (68, 36575), (70, 35530), (76, 32725), (77, 32300), (85, 29260), (95, 26180), (100, 24871), (110, 22610), (119, 20900), (133, 18700), (140, 17765), (154, 16150), (170, 14630), (175, 14212), (187, 13300), (190, 13090), (209, 11900), (220, 11305), (238, 10450), (266, 9350), (275, 9044), (308, 8075), (323, 7700), (340, 7315), (350, 7106), (374, 6650), (380, 6545), (385, 6460), (418, 5950), (425, 5852), (475, 5236), (476, 5225), (532, 4675), (550, 4522), (595, 4180), (646, 3850), (665, 3740), (700, 3553), (748, 3325), (770, 3230), (836, 2975), (850, 2926), (935, 2660), (950, 2618), (1045, 2380), (1100, 2261), (1190, 2090), (1292, 1925), (1309, 1900), (1330, 1870), (1463, 1700), (1540, 1615)]