163438860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1003

約数の個数: 96

約数和(自身を含む): 495133632

約数和(自身を除く): 331694772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 317, 390, 634, 661, 780, 951, 1268, 1322, 1585, 1902, 1983, 2644, 3170, 3305, 3804, 3966, 4121, 4755, 6340, 6610, 7932, 8242, 8593, 9510, 9915, 12363, 13220, 16484, 17186, 19020, 19830, 20605, 24726, 25779, 34372, 39660, 41210, 42965, 49452, 51558, 61815, 82420, 85930, 103116, 123630, 128895, 171860, 209537, 247260, 257790, 419074, 515580, 628611, 838148, 1047685, 1257222, 2095370, 2514444, 2723981, 3143055, 4190740, 5447962, 6286110, 8171943, 10895924, 12572220, 13619905, 16343886, 27239810, 32687772, 40859715, 54479620, 81719430, 163438860]

約数ペア:

[(1, 163438860), (2, 81719430), (3, 54479620), (4, 40859715), (5, 32687772), (6, 27239810), (10, 16343886), (12, 13619905), (13, 12572220), (15, 10895924), (20, 8171943), (26, 6286110), (30, 5447962), (39, 4190740), (52, 3143055), (60, 2723981), (65, 2514444), (78, 2095370), (130, 1257222), (156, 1047685), (195, 838148), (260, 628611), (317, 515580), (390, 419074), (634, 257790), (661, 247260), (780, 209537), (951, 171860), (1268, 128895), (1322, 123630), (1585, 103116), (1902, 85930), (1983, 82420), (2644, 61815), (3170, 51558), (3305, 49452), (3804, 42965), (3966, 41210), (4121, 39660), (4755, 34372), (6340, 25779), (6610, 24726), (7932, 20605), (8242, 19830), (8593, 19020), (9510, 17186), (9915, 16484), (12363, 13220)]