1789891380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{136217}}^1$

素因数の和:136305

約数の個数: 72

約数和(自身を含む): 5503752072

約数和(自身を除く): 3713860692

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, 136217, 272434, 408651, 544868, 681085, 817302, 1225953, 1362170, 1634604, 2043255, 2451906, 2724340, 4086510, 4903812, 6129765, 8173020, 9943841, 12259530, 19887682, 24519060, 29831523, 39775364, 49719205, 59663046, 89494569, 99438410, 119326092, 149157615, 178989138, 198876820, 298315230, 357978276, 447472845, 596630460, 894945690, 1789891380]

約数ペア:

[(1, 1789891380), (2, 894945690), (3, 596630460), (4, 447472845), (5, 357978276), (6, 298315230), (9, 198876820), (10, 178989138), (12, 149157615), (15, 119326092), (18, 99438410), (20, 89494569), (30, 59663046), (36, 49719205), (45, 39775364), (60, 29831523), (73, 24519060), (90, 19887682), (146, 12259530), (180, 9943841), (219, 8173020), (292, 6129765), (365, 4903812), (438, 4086510), (657, 2724340), (730, 2451906), (876, 2043255), (1095, 1634604), (1314, 1362170), (1460, 1225953), (2190, 817302), (2628, 681085), (3285, 544868), (4380, 408651), (6570, 272434), (13140, 136217)]