641741490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 1868106240

約数和(自身を除く): 1226364750

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 53, 65, 78, 79, 90, 106, 117, 130, 131, 158, 159, 195, 234, 237, 262, 265, 318, 390, 393, 395, 474, 477, 530, 585, 655, 689, 711, 786, 790, 795, 954, 1027, 1170, 1179, 1185, 1310, 1378, 1422, 1590, 1703, 1965, 2054, 2067, 2358, 2370, 2385, 3081, 3406, 3445, 3555, 3930, 4134, 4187, 4770, 5109, 5135, 5895, 6162, 6201, 6890, 6943, 7110, 8374, 8515, 9243, 10218, 10270, 10335, 10349, 11790, 12402, 12561, 13886, 15327, 15405, 17030, 18486, 20670, 20698, 20829, 20935, 25122, 25545, 30654, 30810, 31005, 31047, 34715, 37683, 41658, 41870, 46215, 51090, 51745, 54431, 62010, 62094, 62487, 62805, 69430, 75366, 76635, 90259, 92430, 93141, 103490, 104145, 108862, 124974, 125610, 134537, 153270, 155235, 163293, 180518, 186282, 188415, 208290, 269074, 270777, 272155, 310470, 312435, 326586, 376830, 403611, 451295, 465705, 489879, 541554, 544310, 548497, 624870, 672685, 807222, 812331, 816465, 902590, 931410, 979758, 1096994, 1210833, 1345370, 1353885, 1624662, 1632930, 1645491, 2018055, 2421666, 2449395, 2707770, 2742485, 3290982, 4036110, 4061655, 4898790, 4936473, 5484970, 6054165, 7130461, 8123310, 8227455, 9872946, 12108330, 14260922, 16454910, 21391383, 24682365, 35652305, 42782766, 49364730, 64174149, 71304610, 106956915, 128348298, 213913830, 320870745, 641741490]

約数ペア:

[(1, 641741490), (2, 320870745), (3, 213913830), (5, 128348298), (6, 106956915), (9, 71304610), (10, 64174149), (13, 49364730), (15, 42782766), (18, 35652305), (26, 24682365), (30, 21391383), (39, 16454910), (45, 14260922), (53, 12108330), (65, 9872946), (78, 8227455), (79, 8123310), (90, 7130461), (106, 6054165), (117, 5484970), (130, 4936473), (131, 4898790), (158, 4061655), (159, 4036110), (195, 3290982), (234, 2742485), (237, 2707770), (262, 2449395), (265, 2421666), (318, 2018055), (390, 1645491), (393, 1632930), (395, 1624662), (474, 1353885), (477, 1345370), (530, 1210833), (585, 1096994), (655, 979758), (689, 931410), (711, 902590), (786, 816465), (790, 812331), (795, 807222), (954, 672685), (1027, 624870), (1170, 548497), (1179, 544310), (1185, 541554), (1310, 489879), (1378, 465705), (1422, 451295), (1590, 403611), (1703, 376830), (1965, 326586), (2054, 312435), (2067, 310470), (2358, 272155), (2370, 270777), (2385, 269074), (3081, 208290), (3406, 188415), (3445, 186282), (3555, 180518), (3930, 163293), (4134, 155235), (4187, 153270), (4770, 134537), (5109, 125610), (5135, 124974), (5895, 108862), (6162, 104145), (6201, 103490), (6890, 93141), (6943, 92430), (7110, 90259), (8374, 76635), (8515, 75366), (9243, 69430), (10218, 62805), (10270, 62487), (10335, 62094), (10349, 62010), (11790, 54431), (12402, 51745), (12561, 51090), (13886, 46215), (15327, 41870), (15405, 41658), (17030, 37683), (18486, 34715), (20670, 31047), (20698, 31005), (20829, 30810), (20935, 30654), (25122, 25545)]