123315570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{195739}}^1$

素因数の和:195759

約数の個数: 48

約数和(自身を含む): 366425280

約数和(自身を除く): 243109710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 195739, 391478, 587217, 978695, 1174434, 1370173, 1761651, 1957390, 2740346, 2936085, 3523302, 4110519, 5872170, 6850865, 8221038, 8808255, 12331557, 13701730, 17616510, 20552595, 24663114, 41105190, 61657785, 123315570]

約数ペア:

[(1, 123315570), (2, 61657785), (3, 41105190), (5, 24663114), (6, 20552595), (7, 17616510), (9, 13701730), (10, 12331557), (14, 8808255), (15, 8221038), (18, 6850865), (21, 5872170), (30, 4110519), (35, 3523302), (42, 2936085), (45, 2740346), (63, 1957390), (70, 1761651), (90, 1370173), (105, 1174434), (126, 978695), (210, 587217), (315, 391478), (630, 195739)]