18711401220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{25801}}^1$

素因数の和:25915

約数の個数: 192

約数和(自身を含む): 62420198400

約数和(自身を除く): 43708797180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 79, 85, 90, 102, 108, 135, 153, 158, 170, 180, 204, 237, 255, 270, 306, 316, 340, 395, 459, 474, 510, 540, 612, 711, 765, 790, 918, 948, 1020, 1185, 1343, 1422, 1530, 1580, 1836, 2133, 2295, 2370, 2686, 2844, 3060, 3555, 4029, 4266, 4590, 4740, 5372, 6715, 7110, 8058, 8532, 9180, 10665, 12087, 13430, 14220, 16116, 20145, 21330, 24174, 25801, 26860, 36261, 40290, 42660, 48348, 51602, 60435, 72522, 77403, 80580, 103204, 120870, 129005, 145044, 154806, 181305, 232209, 241740, 258010, 309612, 362610, 387015, 438617, 464418, 516020, 696627, 725220, 774030, 877234, 928836, 1161045, 1315851, 1393254, 1548060, 1754468, 2038279, 2193085, 2322090, 2631702, 2786508, 3483135, 3947553, 4076558, 4386170, 4644180, 5263404, 6114837, 6579255, 6966270, 7895106, 8153116, 8772340, 10191395, 11842659, 12229674, 13158510, 13932540, 15790212, 18344511, 19737765, 20382790, 23685318, 24459348, 26317020, 30574185, 34650743, 36689022, 39475530, 40765580, 47370636, 55033533, 59213295, 61148370, 69301486, 73378044, 78951060, 91722555, 103952229, 110067066, 118426590, 122296740, 138602972, 173253715, 183445110, 207904458, 220134132, 236853180, 275167665, 311856687, 346507430, 366890220, 415808916, 519761145, 550335330, 623713374, 693014860, 935570061, 1039522290, 1100670660, 1247426748, 1559283435, 1871140122, 2079044580, 3118566870, 3742280244, 4677850305, 6237133740, 9355700610, 18711401220]

約数ペア:

[(1, 18711401220), (2, 9355700610), (3, 6237133740), (4, 4677850305), (5, 3742280244), (6, 3118566870), (9, 2079044580), (10, 1871140122), (12, 1559283435), (15, 1247426748), (17, 1100670660), (18, 1039522290), (20, 935570061), (27, 693014860), (30, 623713374), (34, 550335330), (36, 519761145), (45, 415808916), (51, 366890220), (54, 346507430), (60, 311856687), (68, 275167665), (79, 236853180), (85, 220134132), (90, 207904458), (102, 183445110), (108, 173253715), (135, 138602972), (153, 122296740), (158, 118426590), (170, 110067066), (180, 103952229), (204, 91722555), (237, 78951060), (255, 73378044), (270, 69301486), (306, 61148370), (316, 59213295), (340, 55033533), (395, 47370636), (459, 40765580), (474, 39475530), (510, 36689022), (540, 34650743), (612, 30574185), (711, 26317020), (765, 24459348), (790, 23685318), (918, 20382790), (948, 19737765), (1020, 18344511), (1185, 15790212), (1343, 13932540), (1422, 13158510), (1530, 12229674), (1580, 11842659), (1836, 10191395), (2133, 8772340), (2295, 8153116), (2370, 7895106), (2686, 6966270), (2844, 6579255), (3060, 6114837), (3555, 5263404), (4029, 4644180), (4266, 4386170), (4590, 4076558), (4740, 3947553), (5372, 3483135), (6715, 2786508), (7110, 2631702), (8058, 2322090), (8532, 2193085), (9180, 2038279), (10665, 1754468), (12087, 1548060), (13430, 1393254), (14220, 1315851), (16116, 1161045), (20145, 928836), (21330, 877234), (24174, 774030), (25801, 725220), (26860, 696627), (36261, 516020), (40290, 464418), (42660, 438617), (48348, 387015), (51602, 362610), (60435, 309612), (72522, 258010), (77403, 241740), (80580, 232209), (103204, 181305), (120870, 154806), (129005, 145044)]