657182460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:856

約数の個数: 144

約数和(自身を含む): 2040990336

約数和(自身を除く): 1383807876

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 131, 132, 165, 220, 242, 262, 330, 363, 393, 484, 524, 605, 655, 660, 691, 726, 786, 1210, 1310, 1382, 1441, 1452, 1572, 1815, 1965, 2073, 2420, 2620, 2764, 2882, 3455, 3630, 3930, 4146, 4323, 5764, 6910, 7205, 7260, 7601, 7860, 8292, 8646, 10365, 13820, 14410, 15202, 15851, 17292, 20730, 21615, 22803, 28820, 30404, 31702, 38005, 41460, 43230, 45606, 47553, 63404, 76010, 79255, 83611, 86460, 90521, 91212, 95106, 114015, 152020, 158510, 167222, 181042, 190212, 228030, 237765, 250833, 271563, 317020, 334444, 362084, 418055, 452605, 456060, 475530, 501666, 543126, 836110, 905210, 951060, 995731, 1003332, 1086252, 1254165, 1357815, 1672220, 1810420, 1991462, 2508330, 2715630, 2987193, 3982924, 4978655, 5016660, 5431260, 5974386, 9957310, 10953041, 11948772, 14935965, 19914620, 21906082, 29871930, 32859123, 43812164, 54765205, 59743860, 65718246, 109530410, 131436492, 164295615, 219060820, 328591230, 657182460]

約数ペア:

[(1, 657182460), (2, 328591230), (3, 219060820), (4, 164295615), (5, 131436492), (6, 109530410), (10, 65718246), (11, 59743860), (12, 54765205), (15, 43812164), (20, 32859123), (22, 29871930), (30, 21906082), (33, 19914620), (44, 14935965), (55, 11948772), (60, 10953041), (66, 9957310), (110, 5974386), (121, 5431260), (131, 5016660), (132, 4978655), (165, 3982924), (220, 2987193), (242, 2715630), (262, 2508330), (330, 1991462), (363, 1810420), (393, 1672220), (484, 1357815), (524, 1254165), (605, 1086252), (655, 1003332), (660, 995731), (691, 951060), (726, 905210), (786, 836110), (1210, 543126), (1310, 501666), (1382, 475530), (1441, 456060), (1452, 452605), (1572, 418055), (1815, 362084), (1965, 334444), (2073, 317020), (2420, 271563), (2620, 250833), (2764, 237765), (2882, 228030), (3455, 190212), (3630, 181042), (3930, 167222), (4146, 158510), (4323, 152020), (5764, 114015), (6910, 95106), (7205, 91212), (7260, 90521), (7601, 86460), (7860, 83611), (8292, 79255), (8646, 76010), (10365, 63404), (13820, 47553), (14410, 45606), (15202, 43230), (15851, 41460), (17292, 38005), (20730, 31702), (21615, 30404), (22803, 28820)]