400468770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{342281}}^1$

素因数の和:342307

約数の個数: 48

約数和(自身を含む): 1121315832

約数和(自身を除く): 720847062

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 342281, 684562, 1026843, 1711405, 2053686, 3080529, 3422810, 4449653, 5134215, 6161058, 8899306, 10268430, 13348959, 15402645, 22248265, 26697918, 30805290, 40046877, 44496530, 66744795, 80093754, 133489590, 200234385, 400468770]

約数ペア:

[(1, 400468770), (2, 200234385), (3, 133489590), (5, 80093754), (6, 66744795), (9, 44496530), (10, 40046877), (13, 30805290), (15, 26697918), (18, 22248265), (26, 15402645), (30, 13348959), (39, 10268430), (45, 8899306), (65, 6161058), (78, 5134215), (90, 4449653), (117, 3422810), (130, 3080529), (195, 2053686), (234, 1711405), (390, 1026843), (585, 684562), (1170, 342281)]