1946237940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1362

約数の個数: 144

約数和(自身を含む): 6043936080

約数和(自身を除く): 4097698140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 157, 180, 183, 244, 305, 314, 366, 471, 549, 610, 628, 732, 785, 915, 942, 1098, 1129, 1220, 1413, 1570, 1830, 1884, 2196, 2258, 2355, 2745, 2826, 3140, 3387, 3660, 4516, 4710, 5490, 5645, 5652, 6774, 7065, 9420, 9577, 10161, 10980, 11290, 13548, 14130, 16935, 19154, 20322, 22580, 28260, 28731, 33870, 38308, 40644, 47885, 50805, 57462, 67740, 68869, 86193, 95770, 101610, 114924, 137738, 143655, 172386, 177253, 191540, 203220, 206607, 275476, 287310, 344345, 344772, 354506, 413214, 430965, 531759, 574620, 619821, 688690, 709012, 826428, 861930, 886265, 1033035, 1063518, 1239642, 1377380, 1595277, 1723860, 1772530, 2066070, 2127036, 2479284, 2658795, 3099105, 3190554, 3545060, 4132140, 5317590, 6198210, 6381108, 7976385, 10635180, 10812433, 12396420, 15952770, 21624866, 31905540, 32437299, 43249732, 54062165, 64874598, 97311897, 108124330, 129749196, 162186495, 194623794, 216248660, 324372990, 389247588, 486559485, 648745980, 973118970, 1946237940]

約数ペア:

[(1, 1946237940), (2, 973118970), (3, 648745980), (4, 486559485), (5, 389247588), (6, 324372990), (9, 216248660), (10, 194623794), (12, 162186495), (15, 129749196), (18, 108124330), (20, 97311897), (30, 64874598), (36, 54062165), (45, 43249732), (60, 32437299), (61, 31905540), (90, 21624866), (122, 15952770), (157, 12396420), (180, 10812433), (183, 10635180), (244, 7976385), (305, 6381108), (314, 6198210), (366, 5317590), (471, 4132140), (549, 3545060), (610, 3190554), (628, 3099105), (732, 2658795), (785, 2479284), (915, 2127036), (942, 2066070), (1098, 1772530), (1129, 1723860), (1220, 1595277), (1413, 1377380), (1570, 1239642), (1830, 1063518), (1884, 1033035), (2196, 886265), (2258, 861930), (2355, 826428), (2745, 709012), (2826, 688690), (3140, 619821), (3387, 574620), (3660, 531759), (4516, 430965), (4710, 413214), (5490, 354506), (5645, 344772), (5652, 344345), (6774, 287310), (7065, 275476), (9420, 206607), (9577, 203220), (10161, 191540), (10980, 177253), (11290, 172386), (13548, 143655), (14130, 137738), (16935, 114924), (19154, 101610), (20322, 95770), (22580, 86193), (28260, 68869), (28731, 67740), (33870, 57462), (38308, 50805), (40644, 47885)]