778855140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:291

約数の個数: 288

約数和(自身を含む): 2802159360

約数和(自身を除く): 2023304220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 107, 109, 126, 140, 159, 180, 210, 212, 214, 218, 252, 265, 315, 318, 321, 327, 371, 420, 428, 436, 477, 530, 535, 545, 630, 636, 642, 654, 742, 749, 763, 795, 954, 963, 981, 1060, 1070, 1090, 1113, 1260, 1284, 1308, 1484, 1498, 1526, 1590, 1605, 1635, 1855, 1908, 1926, 1962, 2140, 2180, 2226, 2247, 2289, 2385, 2996, 3052, 3180, 3210, 3270, 3339, 3710, 3745, 3815, 3852, 3924, 4452, 4494, 4578, 4770, 4815, 4905, 5565, 5671, 5777, 6420, 6540, 6678, 6741, 6867, 7420, 7490, 7630, 8988, 9156, 9540, 9630, 9810, 11130, 11235, 11342, 11445, 11554, 11663, 13356, 13482, 13734, 14980, 15260, 16695, 17013, 17331, 19260, 19620, 22260, 22470, 22684, 22890, 23108, 23326, 26964, 27468, 28355, 28885, 33390, 33705, 34026, 34335, 34662, 34989, 39697, 40439, 44940, 45780, 46652, 51039, 51993, 56710, 57770, 58315, 66780, 67410, 68052, 68670, 69324, 69978, 79394, 80878, 81641, 85065, 86655, 102078, 103986, 104967, 113420, 115540, 116630, 119091, 121317, 134820, 137340, 139956, 158788, 161756, 163282, 170130, 173310, 174945, 198485, 202195, 204156, 207972, 209934, 233260, 238182, 242634, 244923, 255195, 259965, 326564, 340260, 346620, 349890, 357273, 363951, 396970, 404390, 408205, 419868, 476364, 485268, 489846, 510390, 519930, 524835, 595455, 606585, 618139, 699780, 714546, 727902, 734769, 793940, 808780, 816410, 979692, 1020780, 1039860, 1049670, 1190910, 1213170, 1224615, 1236278, 1429092, 1455804, 1469538, 1632820, 1786365, 1819755, 1854417, 2099340, 2381820, 2426340, 2449230, 2472556, 2939076, 3090695, 3572730, 3639510, 3673845, 3708834, 4326973, 4898460, 5563251, 6181390, 7145460, 7279020, 7347690, 7417668, 8653946, 9272085, 11126502, 12362780, 12980919, 14695380, 17307892, 18544170, 21634865, 22253004, 25961838, 27816255, 37088340, 38942757, 43269730, 51923676, 55632510, 64904595, 77885514, 86539460, 111265020, 129809190, 155771028, 194713785, 259618380, 389427570, 778855140]

約数ペア:

[(1, 778855140), (2, 389427570), (3, 259618380), (4, 194713785), (5, 155771028), (6, 129809190), (7, 111265020), (9, 86539460), (10, 77885514), (12, 64904595), (14, 55632510), (15, 51923676), (18, 43269730), (20, 38942757), (21, 37088340), (28, 27816255), (30, 25961838), (35, 22253004), (36, 21634865), (42, 18544170), (45, 17307892), (53, 14695380), (60, 12980919), (63, 12362780), (70, 11126502), (84, 9272085), (90, 8653946), (105, 7417668), (106, 7347690), (107, 7279020), (109, 7145460), (126, 6181390), (140, 5563251), (159, 4898460), (180, 4326973), (210, 3708834), (212, 3673845), (214, 3639510), (218, 3572730), (252, 3090695), (265, 2939076), (315, 2472556), (318, 2449230), (321, 2426340), (327, 2381820), (371, 2099340), (420, 1854417), (428, 1819755), (436, 1786365), (477, 1632820), (530, 1469538), (535, 1455804), (545, 1429092), (630, 1236278), (636, 1224615), (642, 1213170), (654, 1190910), (742, 1049670), (749, 1039860), (763, 1020780), (795, 979692), (954, 816410), (963, 808780), (981, 793940), (1060, 734769), (1070, 727902), (1090, 714546), (1113, 699780), (1260, 618139), (1284, 606585), (1308, 595455), (1484, 524835), (1498, 519930), (1526, 510390), (1590, 489846), (1605, 485268), (1635, 476364), (1855, 419868), (1908, 408205), (1926, 404390), (1962, 396970), (2140, 363951), (2180, 357273), (2226, 349890), (2247, 346620), (2289, 340260), (2385, 326564), (2996, 259965), (3052, 255195), (3180, 244923), (3210, 242634), (3270, 238182), (3339, 233260), (3710, 209934), (3745, 207972), (3815, 204156), (3852, 202195), (3924, 198485), (4452, 174945), (4494, 173310), (4578, 170130), (4770, 163282), (4815, 161756), (4905, 158788), (5565, 139956), (5671, 137340), (5777, 134820), (6420, 121317), (6540, 119091), (6678, 116630), (6741, 115540), (6867, 113420), (7420, 104967), (7490, 103986), (7630, 102078), (8988, 86655), (9156, 85065), (9540, 81641), (9630, 80878), (9810, 79394), (11130, 69978), (11235, 69324), (11342, 68670), (11445, 68052), (11554, 67410), (11663, 66780), (13356, 58315), (13482, 57770), (13734, 56710), (14980, 51993), (15260, 51039), (16695, 46652), (17013, 45780), (17331, 44940), (19260, 40439), (19620, 39697), (22260, 34989), (22470, 34662), (22684, 34335), (22890, 34026), (23108, 33705), (23326, 33390), (26964, 28885), (27468, 28355)]