2195640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 7776000

約数和(自身を除く): 5580360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 107, 108, 114, 120, 135, 152, 171, 180, 190, 214, 216, 228, 270, 285, 321, 342, 360, 380, 428, 456, 513, 535, 540, 570, 642, 684, 760, 855, 856, 963, 1026, 1070, 1080, 1140, 1284, 1368, 1605, 1710, 1926, 2033, 2052, 2140, 2280, 2565, 2568, 2889, 3210, 3420, 3852, 4066, 4104, 4280, 4815, 5130, 5778, 6099, 6420, 6840, 7704, 8132, 9630, 10165, 10260, 11556, 12198, 12840, 14445, 16264, 18297, 19260, 20330, 20520, 23112, 24396, 28890, 30495, 36594, 38520, 40660, 48792, 54891, 57780, 60990, 73188, 81320, 91485, 109782, 115560, 121980, 146376, 182970, 219564, 243960, 274455, 365940, 439128, 548910, 731880, 1097820, 2195640]

約数ペア:

[(1, 2195640), (2, 1097820), (3, 731880), (4, 548910), (5, 439128), (6, 365940), (8, 274455), (9, 243960), (10, 219564), (12, 182970), (15, 146376), (18, 121980), (19, 115560), (20, 109782), (24, 91485), (27, 81320), (30, 73188), (36, 60990), (38, 57780), (40, 54891), (45, 48792), (54, 40660), (57, 38520), (60, 36594), (72, 30495), (76, 28890), (90, 24396), (95, 23112), (107, 20520), (108, 20330), (114, 19260), (120, 18297), (135, 16264), (152, 14445), (171, 12840), (180, 12198), (190, 11556), (214, 10260), (216, 10165), (228, 9630), (270, 8132), (285, 7704), (321, 6840), (342, 6420), (360, 6099), (380, 5778), (428, 5130), (456, 4815), (513, 4280), (535, 4104), (540, 4066), (570, 3852), (642, 3420), (684, 3210), (760, 2889), (855, 2568), (856, 2565), (963, 2280), (1026, 2140), (1070, 2052), (1080, 2033), (1140, 1926), (1284, 1710), (1368, 1605)]