17939460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 63278208

約数和(自身を除く): 45338748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 353, 363, 385, 420, 462, 484, 605, 660, 706, 726, 770, 847, 924, 1059, 1155, 1210, 1412, 1452, 1540, 1694, 1765, 1815, 2118, 2310, 2420, 2471, 2541, 3388, 3530, 3630, 3883, 4235, 4236, 4620, 4942, 5082, 5295, 7060, 7260, 7413, 7766, 8470, 9884, 10164, 10590, 11649, 12355, 12705, 14826, 15532, 16940, 19415, 21180, 23298, 24710, 25410, 27181, 29652, 37065, 38830, 42713, 46596, 49420, 50820, 54362, 58245, 74130, 77660, 81543, 85426, 108724, 116490, 128139, 135905, 148260, 163086, 170852, 213565, 232980, 256278, 271810, 298991, 326172, 407715, 427130, 512556, 543620, 597982, 640695, 815430, 854260, 896973, 1195964, 1281390, 1494955, 1630860, 1793946, 2562780, 2989910, 3587892, 4484865, 5979820, 8969730, 17939460]

約数ペア:

[(1, 17939460), (2, 8969730), (3, 5979820), (4, 4484865), (5, 3587892), (6, 2989910), (7, 2562780), (10, 1793946), (11, 1630860), (12, 1494955), (14, 1281390), (15, 1195964), (20, 896973), (21, 854260), (22, 815430), (28, 640695), (30, 597982), (33, 543620), (35, 512556), (42, 427130), (44, 407715), (55, 326172), (60, 298991), (66, 271810), (70, 256278), (77, 232980), (84, 213565), (105, 170852), (110, 163086), (121, 148260), (132, 135905), (140, 128139), (154, 116490), (165, 108724), (210, 85426), (220, 81543), (231, 77660), (242, 74130), (308, 58245), (330, 54362), (353, 50820), (363, 49420), (385, 46596), (420, 42713), (462, 38830), (484, 37065), (605, 29652), (660, 27181), (706, 25410), (726, 24710), (770, 23298), (847, 21180), (924, 19415), (1059, 16940), (1155, 15532), (1210, 14826), (1412, 12705), (1452, 12355), (1540, 11649), (1694, 10590), (1765, 10164), (1815, 9884), (2118, 8470), (2310, 7766), (2420, 7413), (2471, 7260), (2541, 7060), (3388, 5295), (3530, 5082), (3630, 4942), (3883, 4620), (4235, 4236)]