12682880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 128

約数和(自身を含む): 36720000

約数和(自身を除く): 24037120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 149, 152, 160, 190, 224, 266, 280, 298, 304, 320, 380, 448, 532, 560, 596, 608, 640, 665, 745, 760, 896, 1043, 1064, 1120, 1192, 1216, 1330, 1490, 1520, 2086, 2128, 2240, 2384, 2432, 2660, 2831, 2980, 3040, 4172, 4256, 4480, 4768, 5215, 5320, 5662, 5960, 6080, 8344, 8512, 9536, 10430, 10640, 11324, 11920, 12160, 14155, 16688, 17024, 19072, 19817, 20860, 21280, 22648, 23840, 28310, 33376, 39634, 41720, 42560, 45296, 47680, 56620, 66752, 79268, 83440, 85120, 90592, 95360, 99085, 113240, 133504, 158536, 166880, 181184, 198170, 226480, 317072, 333760, 362368, 396340, 452960, 634144, 667520, 792680, 905920, 1268288, 1585360, 1811840, 2536576, 3170720, 6341440, 12682880]

約数ペア:

[(1, 12682880), (2, 6341440), (4, 3170720), (5, 2536576), (7, 1811840), (8, 1585360), (10, 1268288), (14, 905920), (16, 792680), (19, 667520), (20, 634144), (28, 452960), (32, 396340), (35, 362368), (38, 333760), (40, 317072), (56, 226480), (64, 198170), (70, 181184), (76, 166880), (80, 158536), (95, 133504), (112, 113240), (128, 99085), (133, 95360), (140, 90592), (149, 85120), (152, 83440), (160, 79268), (190, 66752), (224, 56620), (266, 47680), (280, 45296), (298, 42560), (304, 41720), (320, 39634), (380, 33376), (448, 28310), (532, 23840), (560, 22648), (596, 21280), (608, 20860), (640, 19817), (665, 19072), (745, 17024), (760, 16688), (896, 14155), (1043, 12160), (1064, 11920), (1120, 11324), (1192, 10640), (1216, 10430), (1330, 9536), (1490, 8512), (1520, 8344), (2086, 6080), (2128, 5960), (2240, 5662), (2384, 5320), (2432, 5215), (2660, 4768), (2831, 4480), (2980, 4256), (3040, 4172)]