261874530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4139}}^1$

素因数の和:4208

約数の個数: 96

約数和(自身を含む): 736257600

約数和(自身を除く): 474383070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 37, 38, 45, 57, 74, 90, 95, 111, 114, 171, 185, 190, 222, 285, 333, 342, 370, 555, 570, 666, 703, 855, 1110, 1406, 1665, 1710, 2109, 3330, 3515, 4139, 4218, 6327, 7030, 8278, 10545, 12417, 12654, 20695, 21090, 24834, 31635, 37251, 41390, 62085, 63270, 74502, 78641, 124170, 153143, 157282, 186255, 235923, 306286, 372510, 393205, 459429, 471846, 707769, 765715, 786410, 918858, 1179615, 1378287, 1415538, 1531430, 2297145, 2359230, 2756574, 2909717, 3538845, 4594290, 5819434, 6891435, 7077690, 8729151, 13782870, 14548585, 17458302, 26187453, 29097170, 43645755, 52374906, 87291510, 130937265, 261874530]

約数ペア:

[(1, 261874530), (2, 130937265), (3, 87291510), (5, 52374906), (6, 43645755), (9, 29097170), (10, 26187453), (15, 17458302), (18, 14548585), (19, 13782870), (30, 8729151), (37, 7077690), (38, 6891435), (45, 5819434), (57, 4594290), (74, 3538845), (90, 2909717), (95, 2756574), (111, 2359230), (114, 2297145), (171, 1531430), (185, 1415538), (190, 1378287), (222, 1179615), (285, 918858), (333, 786410), (342, 765715), (370, 707769), (555, 471846), (570, 459429), (666, 393205), (703, 372510), (855, 306286), (1110, 235923), (1406, 186255), (1665, 157282), (1710, 153143), (2109, 124170), (3330, 78641), (3515, 74502), (4139, 63270), (4218, 62085), (6327, 41390), (7030, 37251), (8278, 31635), (10545, 24834), (12417, 21090), (12654, 20695)]