2978491740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:972

約数の個数: 192

約数和(自身を含む): 9815178240

約数和(自身を除く): 6836686500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 269, 287, 410, 420, 492, 538, 574, 615, 643, 807, 820, 861, 1076, 1148, 1230, 1286, 1345, 1435, 1614, 1722, 1883, 1929, 2460, 2572, 2690, 2870, 3215, 3228, 3444, 3766, 3858, 4035, 4305, 4501, 5380, 5649, 5740, 6430, 7532, 7716, 8070, 8610, 9002, 9415, 9645, 11029, 11298, 12860, 13503, 16140, 17220, 18004, 18830, 19290, 22058, 22505, 22596, 26363, 27006, 28245, 33087, 37660, 38580, 44116, 45010, 52726, 54012, 55145, 56490, 66174, 67515, 77203, 79089, 90020, 105452, 110290, 112980, 131815, 132348, 135030, 154406, 158178, 165435, 172967, 184541, 220580, 231609, 263630, 270060, 308812, 316356, 330870, 345934, 369082, 386015, 395445, 463218, 518901, 527260, 553623, 661740, 691868, 738164, 772030, 790890, 864835, 922705, 926436, 1037802, 1107246, 1158045, 1210769, 1544060, 1581780, 1729670, 1845410, 2075604, 2214492, 2316090, 2421538, 2594505, 2768115, 3459340, 3632307, 3690820, 4632180, 4843076, 5189010, 5536230, 6053845, 7091647, 7264614, 10378020, 11072460, 12107690, 14183294, 14529228, 18161535, 21274941, 24215380, 28366588, 35458235, 36323070, 42549882, 49641529, 70916470, 72646140, 85099764, 99283058, 106374705, 141832940, 148924587, 198566116, 212749410, 248207645, 297849174, 425498820, 496415290, 595698348, 744622935, 992830580, 1489245870, 2978491740]

約数ペア:

[(1, 2978491740), (2, 1489245870), (3, 992830580), (4, 744622935), (5, 595698348), (6, 496415290), (7, 425498820), (10, 297849174), (12, 248207645), (14, 212749410), (15, 198566116), (20, 148924587), (21, 141832940), (28, 106374705), (30, 99283058), (35, 85099764), (41, 72646140), (42, 70916470), (60, 49641529), (70, 42549882), (82, 36323070), (84, 35458235), (105, 28366588), (123, 24215380), (140, 21274941), (164, 18161535), (205, 14529228), (210, 14183294), (246, 12107690), (269, 11072460), (287, 10378020), (410, 7264614), (420, 7091647), (492, 6053845), (538, 5536230), (574, 5189010), (615, 4843076), (643, 4632180), (807, 3690820), (820, 3632307), (861, 3459340), (1076, 2768115), (1148, 2594505), (1230, 2421538), (1286, 2316090), (1345, 2214492), (1435, 2075604), (1614, 1845410), (1722, 1729670), (1883, 1581780), (1929, 1544060), (2460, 1210769), (2572, 1158045), (2690, 1107246), (2870, 1037802), (3215, 926436), (3228, 922705), (3444, 864835), (3766, 790890), (3858, 772030), (4035, 738164), (4305, 691868), (4501, 661740), (5380, 553623), (5649, 527260), (5740, 518901), (6430, 463218), (7532, 395445), (7716, 386015), (8070, 369082), (8610, 345934), (9002, 330870), (9415, 316356), (9645, 308812), (11029, 270060), (11298, 263630), (12860, 231609), (13503, 220580), (16140, 184541), (17220, 172967), (18004, 165435), (18830, 158178), (19290, 154406), (22058, 135030), (22505, 132348), (22596, 131815), (26363, 112980), (27006, 110290), (28245, 105452), (33087, 90020), (37660, 79089), (38580, 77203), (44116, 67515), (45010, 66174), (52726, 56490), (54012, 55145)]