278344170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{237901}}^1$

素因数の和:237927

約数の個数: 48

約数和(自身を含む): 779366952

約数和(自身を除く): 501022782

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, 237901, 475802, 713703, 1189505, 1427406, 2141109, 2379010, 3092713, 3568515, 4282218, 6185426, 7137030, 9278139, 10705545, 15463565, 18556278, 21411090, 27834417, 30927130, 46390695, 55668834, 92781390, 139172085, 278344170]

約数ペア:

[(1, 278344170), (2, 139172085), (3, 92781390), (5, 55668834), (6, 46390695), (9, 30927130), (10, 27834417), (13, 21411090), (15, 18556278), (18, 15463565), (26, 10705545), (30, 9278139), (39, 7137030), (45, 6185426), (65, 4282218), (78, 3568515), (90, 3092713), (117, 2379010), (130, 2141109), (195, 1427406), (234, 1189505), (390, 713703), (585, 475802), (1170, 237901)]