147889620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13469}}^1$

素因数の和:13545

約数の個数: 72

約数和(自身を含む): 455986440

約数和(自身を除く): 308096820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 13469, 26938, 40407, 53876, 67345, 80814, 121221, 134690, 161628, 202035, 242442, 269380, 404070, 484884, 606105, 808140, 821609, 1212210, 1643218, 2424420, 2464827, 3286436, 4108045, 4929654, 7394481, 8216090, 9859308, 12324135, 14788962, 16432180, 24648270, 29577924, 36972405, 49296540, 73944810, 147889620]

約数ペア:

[(1, 147889620), (2, 73944810), (3, 49296540), (4, 36972405), (5, 29577924), (6, 24648270), (9, 16432180), (10, 14788962), (12, 12324135), (15, 9859308), (18, 8216090), (20, 7394481), (30, 4929654), (36, 4108045), (45, 3286436), (60, 2464827), (61, 2424420), (90, 1643218), (122, 1212210), (180, 821609), (183, 808140), (244, 606105), (305, 484884), (366, 404070), (549, 269380), (610, 242442), (732, 202035), (915, 161628), (1098, 134690), (1220, 121221), (1830, 80814), (2196, 67345), (2745, 53876), (3660, 40407), (5490, 26938), (10980, 13469)]