1216986540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^3\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 288

約数和(自身を含む): 4374010368

約数和(自身を除く): 3157023828

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, 311, 330, 363, 385, 420, 462, 484, 490, 539, 588, 605, 622, 660, 726, 735, 770, 847, 924, 933, 980, 1078, 1155, 1210, 1244, 1331, 1452, 1470, 1540, 1555, 1617, 1694, 1815, 1866, 2156, 2177, 2310, 2420, 2541, 2662, 2695, 2940, 3110, 3234, 3388, 3421, 3630, 3732, 3993, 4235, 4354, 4620, 4665, 5082, 5324, 5390, 5929, 6220, 6468, 6531, 6655, 6842, 7260, 7986, 8085, 8470, 8708, 9317, 9330, 10164, 10263, 10780, 10885, 11858, 12705, 13062, 13310, 13684, 15239, 15972, 16170, 16940, 17105, 17787, 18634, 18660, 19965, 20526, 21770, 23716, 23947, 25410, 26124, 26620, 27951, 29645, 30478, 32340, 32655, 34210, 35574, 37268, 37631, 39930, 41052, 43540, 45717, 46585, 47894, 50820, 51315, 55902, 59290, 60956, 65219, 65310, 68420, 71148, 71841, 75262, 76195, 79860, 88935, 91434, 93170, 95788, 102630, 111804, 112893, 118580, 119735, 130438, 130620, 139755, 143682, 150524, 152390, 167629, 177870, 182868, 186340, 188155, 195657, 205260, 225786, 228585, 239470, 260876, 263417, 279510, 287364, 304780, 326095, 335258, 355740, 359205, 376310, 391314, 413941, 451572, 457170, 478940, 502887, 526834, 559020, 564465, 652190, 670516, 718410, 752620, 782628, 790251, 827882, 838145, 914340, 978285, 1005774, 1053668, 1128930, 1241823, 1304380, 1317085, 1436820, 1580502, 1655764, 1676290, 1843919, 1956570, 2011548, 2069705, 2257860, 2483646, 2514435, 2634170, 2897587, 3161004, 3352580, 3687838, 3913140, 3951255, 4139410, 4967292, 5028870, 5268340, 5531757, 5795174, 6209115, 7375676, 7902510, 8278820, 8692761, 9219595, 10057740, 11063514, 11590348, 12418230, 14487935, 15805020, 17385522, 18439190, 20283109, 22127028, 24836460, 27658785, 28975870, 34771044, 36878380, 40566218, 43463805, 55317570, 57951740, 60849327, 81132436, 86927610, 101415545, 110635140, 121698654, 173855220, 202831090, 243397308, 304246635, 405662180, 608493270, 1216986540]

約数ペア:

[(1, 1216986540), (2, 608493270), (3, 405662180), (4, 304246635), (5, 243397308), (6, 202831090), (7, 173855220), (10, 121698654), (11, 110635140), (12, 101415545), (14, 86927610), (15, 81132436), (20, 60849327), (21, 57951740), (22, 55317570), (28, 43463805), (30, 40566218), (33, 36878380), (35, 34771044), (42, 28975870), (44, 27658785), (49, 24836460), (55, 22127028), (60, 20283109), (66, 18439190), (70, 17385522), (77, 15805020), (84, 14487935), (98, 12418230), (105, 11590348), (110, 11063514), (121, 10057740), (132, 9219595), (140, 8692761), (147, 8278820), (154, 7902510), (165, 7375676), (196, 6209115), (210, 5795174), (220, 5531757), (231, 5268340), (242, 5028870), (245, 4967292), (294, 4139410), (308, 3951255), (311, 3913140), (330, 3687838), (363, 3352580), (385, 3161004), (420, 2897587), (462, 2634170), (484, 2514435), (490, 2483646), (539, 2257860), (588, 2069705), (605, 2011548), (622, 1956570), (660, 1843919), (726, 1676290), (735, 1655764), (770, 1580502), (847, 1436820), (924, 1317085), (933, 1304380), (980, 1241823), (1078, 1128930), (1155, 1053668), (1210, 1005774), (1244, 978285), (1331, 914340), (1452, 838145), (1470, 827882), (1540, 790251), (1555, 782628), (1617, 752620), (1694, 718410), (1815, 670516), (1866, 652190), (2156, 564465), (2177, 559020), (2310, 526834), (2420, 502887), (2541, 478940), (2662, 457170), (2695, 451572), (2940, 413941), (3110, 391314), (3234, 376310), (3388, 359205), (3421, 355740), (3630, 335258), (3732, 326095), (3993, 304780), (4235, 287364), (4354, 279510), (4620, 263417), (4665, 260876), (5082, 239470), (5324, 228585), (5390, 225786), (5929, 205260), (6220, 195657), (6468, 188155), (6531, 186340), (6655, 182868), (6842, 177870), (7260, 167629), (7986, 152390), (8085, 150524), (8470, 143682), (8708, 139755), (9317, 130620), (9330, 130438), (10164, 119735), (10263, 118580), (10780, 112893), (10885, 111804), (11858, 102630), (12705, 95788), (13062, 93170), (13310, 91434), (13684, 88935), (15239, 79860), (15972, 76195), (16170, 75262), (16940, 71841), (17105, 71148), (17787, 68420), (18634, 65310), (18660, 65219), (19965, 60956), (20526, 59290), (21770, 55902), (23716, 51315), (23947, 50820), (25410, 47894), (26124, 46585), (26620, 45717), (27951, 43540), (29645, 41052), (30478, 39930), (32340, 37631), (32655, 37268), (34210, 35574)]