304800140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{38977}}^1$

素因数の和:39026

約数の個数: 48

約数和(自身を含む): 707216832

約数和(自身を除く): 402416692

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 38977, 77954, 155908, 194885, 389770, 662609, 779540, 896471, 1325218, 1792942, 2650436, 3313045, 3585884, 4482355, 6626090, 8964710, 13252180, 15240007, 17929420, 30480014, 60960028, 76200035, 152400070, 304800140]

約数ペア:

[(1, 304800140), (2, 152400070), (4, 76200035), (5, 60960028), (10, 30480014), (17, 17929420), (20, 15240007), (23, 13252180), (34, 8964710), (46, 6626090), (68, 4482355), (85, 3585884), (92, 3313045), (115, 2650436), (170, 1792942), (230, 1325218), (340, 896471), (391, 779540), (460, 662609), (782, 389770), (1564, 194885), (1955, 155908), (3910, 77954), (7820, 38977)]