497674380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1688

約数の個数: 144

約数和(自身を含む): 1636921440

約数和(自身を除く): 1139247060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 109, 140, 147, 196, 210, 218, 245, 294, 327, 420, 436, 490, 545, 588, 654, 735, 763, 980, 1090, 1308, 1470, 1526, 1553, 1635, 2180, 2289, 2940, 3052, 3106, 3270, 3815, 4578, 4659, 5341, 6212, 6540, 7630, 7765, 9156, 9318, 10682, 10871, 11445, 15260, 15530, 16023, 18636, 21364, 21742, 22890, 23295, 26705, 31060, 32046, 32613, 43484, 45780, 46590, 53410, 54355, 64092, 65226, 76097, 80115, 93180, 106820, 108710, 130452, 152194, 160230, 163065, 169277, 217420, 228291, 304388, 320460, 326130, 338554, 380485, 456582, 507831, 652260, 677108, 760970, 846385, 913164, 1015662, 1141455, 1184939, 1521940, 1692770, 2031324, 2282910, 2369878, 2539155, 3385540, 3554817, 4565820, 4739756, 5078310, 5924695, 7109634, 8294573, 10156620, 11849390, 14219268, 16589146, 17774085, 23698780, 24883719, 33178292, 35548170, 41472865, 49767438, 71096340, 82945730, 99534876, 124418595, 165891460, 248837190, 497674380]

約数ペア:

[(1, 497674380), (2, 248837190), (3, 165891460), (4, 124418595), (5, 99534876), (6, 82945730), (7, 71096340), (10, 49767438), (12, 41472865), (14, 35548170), (15, 33178292), (20, 24883719), (21, 23698780), (28, 17774085), (30, 16589146), (35, 14219268), (42, 11849390), (49, 10156620), (60, 8294573), (70, 7109634), (84, 5924695), (98, 5078310), (105, 4739756), (109, 4565820), (140, 3554817), (147, 3385540), (196, 2539155), (210, 2369878), (218, 2282910), (245, 2031324), (294, 1692770), (327, 1521940), (420, 1184939), (436, 1141455), (490, 1015662), (545, 913164), (588, 846385), (654, 760970), (735, 677108), (763, 652260), (980, 507831), (1090, 456582), (1308, 380485), (1470, 338554), (1526, 326130), (1553, 320460), (1635, 304388), (2180, 228291), (2289, 217420), (2940, 169277), (3052, 163065), (3106, 160230), (3270, 152194), (3815, 130452), (4578, 108710), (4659, 106820), (5341, 93180), (6212, 80115), (6540, 76097), (7630, 65226), (7765, 64092), (9156, 54355), (9318, 53410), (10682, 46590), (10871, 45780), (11445, 43484), (15260, 32613), (15530, 32046), (16023, 31060), (18636, 26705), (21364, 23295), (21742, 22890)]