1964218776

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{653}}^1$

素因数の和:1017

約数の個数: 128

約数和(自身を含む): 5484810240

約数和(自身を除く): 3520591464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 311, 312, 372, 403, 622, 653, 744, 806, 933, 1209, 1244, 1306, 1612, 1866, 1959, 2418, 2488, 2612, 3224, 3732, 3918, 4043, 4836, 5224, 7464, 7836, 8086, 8489, 9641, 9672, 12129, 15672, 16172, 16978, 19282, 20243, 24258, 25467, 28923, 32344, 33956, 38564, 40486, 48516, 50934, 57846, 60729, 67912, 77128, 80972, 97032, 101868, 115692, 121458, 125333, 161944, 203083, 203736, 231384, 242916, 250666, 263159, 375999, 406166, 485832, 501332, 526318, 609249, 751998, 789477, 812332, 1002664, 1052636, 1218498, 1503996, 1578954, 1624664, 2105272, 2436996, 2640079, 3007992, 3157908, 4873992, 5280158, 6295573, 6315816, 7920237, 10560316, 12591146, 15840474, 18886719, 21120632, 25182292, 31680948, 37773438, 50364584, 63361896, 75546876, 81842449, 151093752, 163684898, 245527347, 327369796, 491054694, 654739592, 982109388, 1964218776]

約数ペア:

[(1, 1964218776), (2, 982109388), (3, 654739592), (4, 491054694), (6, 327369796), (8, 245527347), (12, 163684898), (13, 151093752), (24, 81842449), (26, 75546876), (31, 63361896), (39, 50364584), (52, 37773438), (62, 31680948), (78, 25182292), (93, 21120632), (104, 18886719), (124, 15840474), (156, 12591146), (186, 10560316), (248, 7920237), (311, 6315816), (312, 6295573), (372, 5280158), (403, 4873992), (622, 3157908), (653, 3007992), (744, 2640079), (806, 2436996), (933, 2105272), (1209, 1624664), (1244, 1578954), (1306, 1503996), (1612, 1218498), (1866, 1052636), (1959, 1002664), (2418, 812332), (2488, 789477), (2612, 751998), (3224, 609249), (3732, 526318), (3918, 501332), (4043, 485832), (4836, 406166), (5224, 375999), (7464, 263159), (7836, 250666), (8086, 242916), (8489, 231384), (9641, 203736), (9672, 203083), (12129, 161944), (15672, 125333), (16172, 121458), (16978, 115692), (19282, 101868), (20243, 97032), (24258, 80972), (25467, 77128), (28923, 67912), (32344, 60729), (33956, 57846), (38564, 50934), (40486, 48516)]