278646030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238159}}^1$

素因数の和:238185

約数の個数: 48

約数和(自身を含む): 780212160

約数和(自身を除く): 501566130

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, 238159, 476318, 714477, 1190795, 1428954, 2143431, 2381590, 3096067, 3572385, 4286862, 6192134, 7144770, 9288201, 10717155, 15480335, 18576402, 21434310, 27864603, 30960670, 46441005, 55729206, 92882010, 139323015, 278646030]

約数ペア:

[(1, 278646030), (2, 139323015), (3, 92882010), (5, 55729206), (6, 46441005), (9, 30960670), (10, 27864603), (13, 21434310), (15, 18576402), (18, 15480335), (26, 10717155), (30, 9288201), (39, 7144770), (45, 6192134), (65, 4286862), (78, 3572385), (90, 3096067), (117, 2381590), (130, 2143431), (195, 1428954), (234, 1190795), (390, 714477), (585, 476318), (1170, 238159)]