21492723780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1699}}^1\times {\mathrm{6389}}^1$

素因数の和:8114

約数の個数: 144

約数和(自身を含む): 71174376000

約数和(自身を除く): 49681652220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1699, 1980, 3398, 5097, 6389, 6796, 8495, 10194, 12778, 15291, 16990, 18689, 19167, 20388, 25485, 25556, 30582, 31945, 33980, 37378, 38334, 50970, 56067, 57501, 61164, 63890, 70279, 74756, 76455, 76668, 93445, 95835, 101940, 112134, 115002, 127780, 140558, 152910, 168201, 186890, 191670, 210837, 224268, 230004, 280335, 281116, 287505, 305820, 336402, 351395, 373780, 383340, 421674, 560670, 575010, 632511, 672804, 702790, 841005, 843348, 1054185, 1121340, 1150020, 1265022, 1405580, 1682010, 2108370, 2530044, 3162555, 3364020, 4216740, 6325110, 10854911, 12650220, 21709822, 32564733, 43419644, 54274555, 65129466, 97694199, 108549110, 119404021, 130258932, 162823665, 195388398, 217098220, 238808042, 325647330, 358212063, 390776796, 477616084, 488470995, 597020105, 651294660, 716424126, 976941990, 1074636189, 1194040210, 1432848252, 1791060315, 1953883980, 2149272378, 2388080420, 3582120630, 4298544756, 5373180945, 7164241260, 10746361890, 21492723780]

約数ペア:

[(1, 21492723780), (2, 10746361890), (3, 7164241260), (4, 5373180945), (5, 4298544756), (6, 3582120630), (9, 2388080420), (10, 2149272378), (11, 1953883980), (12, 1791060315), (15, 1432848252), (18, 1194040210), (20, 1074636189), (22, 976941990), (30, 716424126), (33, 651294660), (36, 597020105), (44, 488470995), (45, 477616084), (55, 390776796), (60, 358212063), (66, 325647330), (90, 238808042), (99, 217098220), (110, 195388398), (132, 162823665), (165, 130258932), (180, 119404021), (198, 108549110), (220, 97694199), (330, 65129466), (396, 54274555), (495, 43419644), (660, 32564733), (990, 21709822), (1699, 12650220), (1980, 10854911), (3398, 6325110), (5097, 4216740), (6389, 3364020), (6796, 3162555), (8495, 2530044), (10194, 2108370), (12778, 1682010), (15291, 1405580), (16990, 1265022), (18689, 1150020), (19167, 1121340), (20388, 1054185), (25485, 843348), (25556, 841005), (30582, 702790), (31945, 672804), (33980, 632511), (37378, 575010), (38334, 560670), (50970, 421674), (56067, 383340), (57501, 373780), (61164, 351395), (63890, 336402), (70279, 305820), (74756, 287505), (76455, 281116), (76668, 280335), (93445, 230004), (95835, 224268), (101940, 210837), (112134, 191670), (115002, 186890), (127780, 168201), (140558, 152910)]