245888820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18713}}^1$

素因数の和:18801

約数の個数: 72

約数和(自身を含む): 756120456

約数和(自身を除く): 510231636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 18713, 37426, 56139, 74852, 93565, 112278, 168417, 187130, 224556, 280695, 336834, 374260, 561390, 673668, 842085, 1122780, 1366049, 1684170, 2732098, 3368340, 4098147, 5464196, 6830245, 8196294, 12294441, 13660490, 16392588, 20490735, 24588882, 27320980, 40981470, 49177764, 61472205, 81962940, 122944410, 245888820]

約数ペア:

[(1, 245888820), (2, 122944410), (3, 81962940), (4, 61472205), (5, 49177764), (6, 40981470), (9, 27320980), (10, 24588882), (12, 20490735), (15, 16392588), (18, 13660490), (20, 12294441), (30, 8196294), (36, 6830245), (45, 5464196), (60, 4098147), (73, 3368340), (90, 2732098), (146, 1684170), (180, 1366049), (219, 1122780), (292, 842085), (365, 673668), (438, 561390), (657, 374260), (730, 336834), (876, 280695), (1095, 224556), (1314, 187130), (1460, 168417), (2190, 112278), (2628, 93565), (3285, 74852), (4380, 56139), (6570, 37426), (13140, 18713)]