205345890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{134213}}^1$

素因数の和:134243

約数の個数: 48

約数和(自身を含む): 565309368

約数和(自身を除く): 359963478

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 134213, 268426, 402639, 671065, 805278, 1207917, 1342130, 2013195, 2281621, 2415834, 4026390, 4563242, 6039585, 6844863, 11408105, 12079170, 13689726, 20534589, 22816210, 34224315, 41069178, 68448630, 102672945, 205345890]

約数ペア:

[(1, 205345890), (2, 102672945), (3, 68448630), (5, 41069178), (6, 34224315), (9, 22816210), (10, 20534589), (15, 13689726), (17, 12079170), (18, 11408105), (30, 6844863), (34, 6039585), (45, 4563242), (51, 4026390), (85, 2415834), (90, 2281621), (102, 2013195), (153, 1342130), (170, 1207917), (255, 805278), (306, 671065), (510, 402639), (765, 268426), (1530, 134213)]