1881567690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1\times {\mathrm{1723}}^1$

素因数の和:2231

約数の個数: 64

約数和(自身を含む): 4580323200

約数和(自身を除く): 2698755510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 409, 445, 534, 818, 890, 1227, 1335, 1723, 2045, 2454, 2670, 3446, 4090, 5169, 6135, 8615, 10338, 12270, 17230, 25845, 36401, 51690, 72802, 109203, 153347, 182005, 218406, 306694, 364010, 460041, 546015, 704707, 766735, 920082, 1092030, 1409414, 1533470, 2114121, 2300205, 3523535, 4228242, 4600410, 7047070, 10570605, 21141210, 62718923, 125437846, 188156769, 313594615, 376313538, 627189230, 940783845, 1881567690]

約数ペア:

[(1, 1881567690), (2, 940783845), (3, 627189230), (5, 376313538), (6, 313594615), (10, 188156769), (15, 125437846), (30, 62718923), (89, 21141210), (178, 10570605), (267, 7047070), (409, 4600410), (445, 4228242), (534, 3523535), (818, 2300205), (890, 2114121), (1227, 1533470), (1335, 1409414), (1723, 1092030), (2045, 920082), (2454, 766735), (2670, 704707), (3446, 546015), (4090, 460041), (5169, 364010), (6135, 306694), (8615, 218406), (10338, 182005), (12270, 153347), (17230, 109203), (25845, 72802), (36401, 51690)]