321930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1$

素因数の和:100

約数の個数: 72

約数和(自身を含む): 987012

約数和(自身を除く): 665082

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 73, 90, 98, 105, 126, 146, 147, 210, 219, 245, 294, 315, 365, 438, 441, 490, 511, 630, 657, 730, 735, 882, 1022, 1095, 1314, 1470, 1533, 2190, 2205, 2555, 3066, 3285, 3577, 4410, 4599, 5110, 6570, 7154, 7665, 9198, 10731, 15330, 17885, 21462, 22995, 32193, 35770, 45990, 53655, 64386, 107310, 160965, 321930]

約数ペア:

[(1, 321930), (2, 160965), (3, 107310), (5, 64386), (6, 53655), (7, 45990), (9, 35770), (10, 32193), (14, 22995), (15, 21462), (18, 17885), (21, 15330), (30, 10731), (35, 9198), (42, 7665), (45, 7154), (49, 6570), (63, 5110), (70, 4599), (73, 4410), (90, 3577), (98, 3285), (105, 3066), (126, 2555), (146, 2205), (147, 2190), (210, 1533), (219, 1470), (245, 1314), (294, 1095), (315, 1022), (365, 882), (438, 735), (441, 730), (490, 657), (511, 630)]