28309380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 88058880

約数和(自身を除く): 59749500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 59, 60, 66, 110, 118, 132, 165, 177, 220, 236, 295, 330, 354, 590, 649, 660, 708, 727, 885, 1180, 1298, 1454, 1770, 1947, 2181, 2596, 2908, 3245, 3540, 3635, 3894, 4362, 6490, 7270, 7788, 7997, 8724, 9735, 10905, 12980, 14540, 15994, 19470, 21810, 23991, 31988, 38940, 39985, 42893, 43620, 47982, 79970, 85786, 95964, 119955, 128679, 159940, 171572, 214465, 239910, 257358, 428930, 471823, 479820, 514716, 643395, 857860, 943646, 1286790, 1415469, 1887292, 2359115, 2573580, 2830938, 4718230, 5661876, 7077345, 9436460, 14154690, 28309380]

約数ペア:

[(1, 28309380), (2, 14154690), (3, 9436460), (4, 7077345), (5, 5661876), (6, 4718230), (10, 2830938), (11, 2573580), (12, 2359115), (15, 1887292), (20, 1415469), (22, 1286790), (30, 943646), (33, 857860), (44, 643395), (55, 514716), (59, 479820), (60, 471823), (66, 428930), (110, 257358), (118, 239910), (132, 214465), (165, 171572), (177, 159940), (220, 128679), (236, 119955), (295, 95964), (330, 85786), (354, 79970), (590, 47982), (649, 43620), (660, 42893), (708, 39985), (727, 38940), (885, 31988), (1180, 23991), (1298, 21810), (1454, 19470), (1770, 15994), (1947, 14540), (2181, 12980), (2596, 10905), (2908, 9735), (3245, 8724), (3540, 7997), (3635, 7788), (3894, 7270), (4362, 6490)]