155676720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{648653}}^1$

素因数の和:648669

約数の個数: 40

約数和(自身を含む): 482598576

約数和(自身を除く): 326921856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 648653, 1297306, 1945959, 2594612, 3243265, 3891918, 5189224, 6486530, 7783836, 9729795, 10378448, 12973060, 15567672, 19459590, 25946120, 31135344, 38919180, 51892240, 77838360, 155676720]

約数ペア:

[(1, 155676720), (2, 77838360), (3, 51892240), (4, 38919180), (5, 31135344), (6, 25946120), (8, 19459590), (10, 15567672), (12, 12973060), (15, 10378448), (16, 9729795), (20, 7783836), (24, 6486530), (30, 5189224), (40, 3891918), (48, 3243265), (60, 2594612), (80, 1945959), (120, 1297306), (240, 648653)]