12991845480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{49823}}^1$

素因数の和:49931

約数の個数: 128

約数和(自身を含む): 40680299520

約数和(自身を除く): 27688454040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 53, 60, 82, 106, 120, 123, 159, 164, 205, 212, 246, 265, 318, 328, 410, 424, 492, 530, 615, 636, 795, 820, 984, 1060, 1230, 1272, 1590, 1640, 2120, 2173, 2460, 3180, 4346, 4920, 6360, 6519, 8692, 10865, 13038, 17384, 21730, 26076, 32595, 43460, 49823, 52152, 65190, 86920, 99646, 130380, 149469, 199292, 249115, 260760, 298938, 398584, 498230, 597876, 747345, 996460, 1195752, 1494690, 1992920, 2042743, 2640619, 2989380, 4085486, 5281238, 5978760, 6128229, 7921857, 8170972, 10213715, 10562476, 12256458, 13203095, 15843714, 16341944, 20427430, 21124952, 24512916, 26406190, 30641145, 31687428, 39609285, 40854860, 49025832, 52812380, 61282290, 63374856, 79218570, 81709720, 105624760, 108265379, 122564580, 158437140, 216530758, 245129160, 316874280, 324796137, 433061516, 541326895, 649592274, 866123032, 1082653790, 1299184548, 1623980685, 2165307580, 2598369096, 3247961370, 4330615160, 6495922740, 12991845480]

約数ペア:

[(1, 12991845480), (2, 6495922740), (3, 4330615160), (4, 3247961370), (5, 2598369096), (6, 2165307580), (8, 1623980685), (10, 1299184548), (12, 1082653790), (15, 866123032), (20, 649592274), (24, 541326895), (30, 433061516), (40, 324796137), (41, 316874280), (53, 245129160), (60, 216530758), (82, 158437140), (106, 122564580), (120, 108265379), (123, 105624760), (159, 81709720), (164, 79218570), (205, 63374856), (212, 61282290), (246, 52812380), (265, 49025832), (318, 40854860), (328, 39609285), (410, 31687428), (424, 30641145), (492, 26406190), (530, 24512916), (615, 21124952), (636, 20427430), (795, 16341944), (820, 15843714), (984, 13203095), (1060, 12256458), (1230, 10562476), (1272, 10213715), (1590, 8170972), (1640, 7921857), (2120, 6128229), (2173, 5978760), (2460, 5281238), (3180, 4085486), (4346, 2989380), (4920, 2640619), (6360, 2042743), (6519, 1992920), (8692, 1494690), (10865, 1195752), (13038, 996460), (17384, 747345), (21730, 597876), (26076, 498230), (32595, 398584), (43460, 298938), (49823, 260760), (52152, 249115), (65190, 199292), (86920, 149469), (99646, 130380)]