12721336960

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{3373}}^1$

素因数の和:3546

約数の個数: 128

約数和(自身を含む): 31221106560

約数和(自身を除く): 18499769600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 83, 128, 142, 160, 166, 284, 320, 332, 355, 415, 568, 640, 664, 710, 830, 1136, 1328, 1420, 1660, 2272, 2656, 2840, 3320, 3373, 4544, 5312, 5680, 5893, 6640, 6746, 9088, 10624, 11360, 11786, 13280, 13492, 16865, 22720, 23572, 26560, 26984, 29465, 33730, 45440, 47144, 53120, 53968, 58930, 67460, 94288, 107936, 117860, 134920, 188576, 215872, 235720, 239483, 269840, 279959, 377152, 431744, 471440, 478966, 539680, 559918, 754304, 942880, 957932, 1079360, 1119836, 1197415, 1399795, 1885760, 1915864, 2158720, 2239672, 2394830, 2799590, 3771520, 3831728, 4479344, 4789660, 5599180, 7663456, 8958688, 9579320, 11198360, 15326912, 17917376, 19158640, 19877089, 22396720, 30653824, 35834752, 38317280, 39754178, 44793440, 76634560, 79508356, 89586880, 99385445, 153269120, 159016712, 179173760, 198770890, 318033424, 397541780, 636066848, 795083560, 1272133696, 1590167120, 2544267392, 3180334240, 6360668480, 12721336960]

約数ペア:

[(1, 12721336960), (2, 6360668480), (4, 3180334240), (5, 2544267392), (8, 1590167120), (10, 1272133696), (16, 795083560), (20, 636066848), (32, 397541780), (40, 318033424), (64, 198770890), (71, 179173760), (80, 159016712), (83, 153269120), (128, 99385445), (142, 89586880), (160, 79508356), (166, 76634560), (284, 44793440), (320, 39754178), (332, 38317280), (355, 35834752), (415, 30653824), (568, 22396720), (640, 19877089), (664, 19158640), (710, 17917376), (830, 15326912), (1136, 11198360), (1328, 9579320), (1420, 8958688), (1660, 7663456), (2272, 5599180), (2656, 4789660), (2840, 4479344), (3320, 3831728), (3373, 3771520), (4544, 2799590), (5312, 2394830), (5680, 2239672), (5893, 2158720), (6640, 1915864), (6746, 1885760), (9088, 1399795), (10624, 1197415), (11360, 1119836), (11786, 1079360), (13280, 957932), (13492, 942880), (16865, 754304), (22720, 559918), (23572, 539680), (26560, 478966), (26984, 471440), (29465, 431744), (33730, 377152), (45440, 279959), (47144, 269840), (53120, 239483), (53968, 235720), (58930, 215872), (67460, 188576), (94288, 134920), (107936, 117860)]