1238493840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:549

約数の個数: 160

約数和(自身を含む): 3908321280

約数和(自身を除く): 2669827440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 179, 227, 240, 254, 358, 381, 454, 508, 537, 635, 681, 716, 762, 895, 908, 1016, 1074, 1135, 1270, 1362, 1432, 1524, 1790, 1816, 1905, 2032, 2148, 2270, 2540, 2685, 2724, 2864, 3048, 3405, 3580, 3632, 3810, 4296, 4540, 5080, 5370, 5448, 6096, 6810, 7160, 7620, 8592, 9080, 10160, 10740, 10896, 13620, 14320, 15240, 18160, 21480, 22733, 27240, 28829, 30480, 40633, 42960, 45466, 54480, 57658, 68199, 81266, 86487, 90932, 113665, 115316, 121899, 136398, 144145, 162532, 172974, 181864, 203165, 227330, 230632, 243798, 272796, 288290, 325064, 340995, 345948, 363728, 406330, 432435, 454660, 461264, 487596, 545592, 576580, 609495, 650128, 681990, 691896, 812660, 864870, 909320, 975192, 1091184, 1153160, 1218990, 1363980, 1383792, 1625320, 1729740, 1818640, 1950384, 2306320, 2437980, 2727960, 3250640, 3459480, 4875960, 5160391, 5455920, 6918960, 9751920, 10320782, 15481173, 20641564, 25801955, 30962346, 41283128, 51603910, 61924692, 77405865, 82566256, 103207820, 123849384, 154811730, 206415640, 247698768, 309623460, 412831280, 619246920, 1238493840]

約数ペア:

[(1, 1238493840), (2, 619246920), (3, 412831280), (4, 309623460), (5, 247698768), (6, 206415640), (8, 154811730), (10, 123849384), (12, 103207820), (15, 82566256), (16, 77405865), (20, 61924692), (24, 51603910), (30, 41283128), (40, 30962346), (48, 25801955), (60, 20641564), (80, 15481173), (120, 10320782), (127, 9751920), (179, 6918960), (227, 5455920), (240, 5160391), (254, 4875960), (358, 3459480), (381, 3250640), (454, 2727960), (508, 2437980), (537, 2306320), (635, 1950384), (681, 1818640), (716, 1729740), (762, 1625320), (895, 1383792), (908, 1363980), (1016, 1218990), (1074, 1153160), (1135, 1091184), (1270, 975192), (1362, 909320), (1432, 864870), (1524, 812660), (1790, 691896), (1816, 681990), (1905, 650128), (2032, 609495), (2148, 576580), (2270, 545592), (2540, 487596), (2685, 461264), (2724, 454660), (2864, 432435), (3048, 406330), (3405, 363728), (3580, 345948), (3632, 340995), (3810, 325064), (4296, 288290), (4540, 272796), (5080, 243798), (5370, 230632), (5448, 227330), (6096, 203165), (6810, 181864), (7160, 172974), (7620, 162532), (8592, 144145), (9080, 136398), (10160, 121899), (10740, 115316), (10896, 113665), (13620, 90932), (14320, 86487), (15240, 81266), (18160, 68199), (21480, 57658), (22733, 54480), (27240, 45466), (28829, 42960), (30480, 40633)]