245816340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 216

約数和(自身を含む): 881336736

約数和(自身を除く): 635520396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 121, 132, 140, 147, 154, 165, 196, 210, 220, 231, 242, 245, 294, 308, 330, 363, 385, 420, 462, 484, 490, 539, 588, 605, 660, 691, 726, 735, 770, 847, 924, 980, 1078, 1155, 1210, 1382, 1452, 1470, 1540, 1617, 1694, 1815, 2073, 2156, 2310, 2420, 2541, 2695, 2764, 2940, 3234, 3388, 3455, 3630, 4146, 4235, 4620, 4837, 5082, 5390, 5929, 6468, 6910, 7260, 7601, 8085, 8292, 8470, 9674, 10164, 10365, 10780, 11858, 12705, 13820, 14511, 15202, 16170, 16940, 17787, 19348, 20730, 22803, 23716, 24185, 25410, 29022, 29645, 30404, 32340, 33859, 35574, 38005, 41460, 45606, 48370, 50820, 53207, 58044, 59290, 67718, 71148, 72555, 76010, 83611, 88935, 91212, 96740, 101577, 106414, 114015, 118580, 135436, 145110, 152020, 159621, 167222, 169295, 177870, 203154, 212828, 228030, 250833, 266035, 290220, 319242, 334444, 338590, 355740, 372449, 406308, 418055, 456060, 501666, 507885, 532070, 585277, 638484, 677180, 744898, 798105, 836110, 1003332, 1015770, 1064140, 1117347, 1170554, 1254165, 1489796, 1596210, 1672220, 1755831, 1862245, 2031540, 2234694, 2341108, 2508330, 2926385, 3192420, 3511662, 3724490, 4096939, 4469388, 5016660, 5586735, 5852770, 7023324, 7448980, 8193878, 8779155, 11173470, 11705540, 12290817, 16387756, 17558310, 20484695, 22346940, 24581634, 35116620, 40969390, 49163268, 61454085, 81938780, 122908170, 245816340]

約数ペア:

[(1, 245816340), (2, 122908170), (3, 81938780), (4, 61454085), (5, 49163268), (6, 40969390), (7, 35116620), (10, 24581634), (11, 22346940), (12, 20484695), (14, 17558310), (15, 16387756), (20, 12290817), (21, 11705540), (22, 11173470), (28, 8779155), (30, 8193878), (33, 7448980), (35, 7023324), (42, 5852770), (44, 5586735), (49, 5016660), (55, 4469388), (60, 4096939), (66, 3724490), (70, 3511662), (77, 3192420), (84, 2926385), (98, 2508330), (105, 2341108), (110, 2234694), (121, 2031540), (132, 1862245), (140, 1755831), (147, 1672220), (154, 1596210), (165, 1489796), (196, 1254165), (210, 1170554), (220, 1117347), (231, 1064140), (242, 1015770), (245, 1003332), (294, 836110), (308, 798105), (330, 744898), (363, 677180), (385, 638484), (420, 585277), (462, 532070), (484, 507885), (490, 501666), (539, 456060), (588, 418055), (605, 406308), (660, 372449), (691, 355740), (726, 338590), (735, 334444), (770, 319242), (847, 290220), (924, 266035), (980, 250833), (1078, 228030), (1155, 212828), (1210, 203154), (1382, 177870), (1452, 169295), (1470, 167222), (1540, 159621), (1617, 152020), (1694, 145110), (1815, 135436), (2073, 118580), (2156, 114015), (2310, 106414), (2420, 101577), (2541, 96740), (2695, 91212), (2764, 88935), (2940, 83611), (3234, 76010), (3388, 72555), (3455, 71148), (3630, 67718), (4146, 59290), (4235, 58044), (4620, 53207), (4837, 50820), (5082, 48370), (5390, 45606), (5929, 41460), (6468, 38005), (6910, 35574), (7260, 33859), (7601, 32340), (8085, 30404), (8292, 29645), (8470, 29022), (9674, 25410), (10164, 24185), (10365, 23716), (10780, 22803), (11858, 20730), (12705, 19348), (13820, 17787), (14511, 16940), (15202, 16170)]