21000736500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{3187}}^1$

素因数の和:3423

約数の個数: 192

約数和(自身を含む): 64167247872

約数和(自身を除く): 43166511372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 125, 138, 150, 191, 230, 250, 276, 300, 345, 375, 382, 460, 500, 573, 575, 690, 750, 764, 955, 1146, 1150, 1380, 1500, 1725, 1910, 2292, 2300, 2865, 2875, 3187, 3450, 3820, 4393, 4775, 5730, 5750, 6374, 6900, 8625, 8786, 9550, 9561, 11460, 11500, 12748, 13179, 14325, 15935, 17250, 17572, 19100, 19122, 21965, 23875, 26358, 28650, 31870, 34500, 38244, 43930, 47750, 47805, 52716, 57300, 63740, 65895, 71625, 73301, 79675, 87860, 95500, 95610, 109825, 131790, 143250, 146602, 159350, 191220, 219650, 219903, 239025, 263580, 286500, 293204, 318700, 329475, 366505, 398375, 439300, 439806, 478050, 549125, 608717, 658950, 733010, 796750, 879612, 956100, 1098250, 1099515, 1195125, 1217434, 1317900, 1466020, 1593500, 1647375, 1826151, 1832525, 2196500, 2199030, 2390250, 2434868, 3043585, 3294750, 3652302, 3665050, 4398060, 4780500, 5497575, 6087170, 6589500, 7304604, 7330100, 9130755, 9162625, 10995150, 12174340, 14000491, 15217925, 18261510, 18325250, 21990300, 27487875, 28000982, 30435850, 36523020, 36650500, 42001473, 45653775, 54975750, 56001964, 60871700, 70002455, 76089625, 84002946, 91307550, 109951500, 140004910, 152179250, 168005892, 182615100, 210007365, 228268875, 280009820, 304358500, 350012275, 420014730, 456537750, 700024550, 840029460, 913075500, 1050036825, 1400049100, 1750061375, 2100073650, 3500122750, 4200147300, 5250184125, 7000245500, 10500368250, 21000736500]

約数ペア:

[(1, 21000736500), (2, 10500368250), (3, 7000245500), (4, 5250184125), (5, 4200147300), (6, 3500122750), (10, 2100073650), (12, 1750061375), (15, 1400049100), (20, 1050036825), (23, 913075500), (25, 840029460), (30, 700024550), (46, 456537750), (50, 420014730), (60, 350012275), (69, 304358500), (75, 280009820), (92, 228268875), (100, 210007365), (115, 182615100), (125, 168005892), (138, 152179250), (150, 140004910), (191, 109951500), (230, 91307550), (250, 84002946), (276, 76089625), (300, 70002455), (345, 60871700), (375, 56001964), (382, 54975750), (460, 45653775), (500, 42001473), (573, 36650500), (575, 36523020), (690, 30435850), (750, 28000982), (764, 27487875), (955, 21990300), (1146, 18325250), (1150, 18261510), (1380, 15217925), (1500, 14000491), (1725, 12174340), (1910, 10995150), (2292, 9162625), (2300, 9130755), (2865, 7330100), (2875, 7304604), (3187, 6589500), (3450, 6087170), (3820, 5497575), (4393, 4780500), (4775, 4398060), (5730, 3665050), (5750, 3652302), (6374, 3294750), (6900, 3043585), (8625, 2434868), (8786, 2390250), (9550, 2199030), (9561, 2196500), (11460, 1832525), (11500, 1826151), (12748, 1647375), (13179, 1593500), (14325, 1466020), (15935, 1317900), (17250, 1217434), (17572, 1195125), (19100, 1099515), (19122, 1098250), (21965, 956100), (23875, 879612), (26358, 796750), (28650, 733010), (31870, 658950), (34500, 608717), (38244, 549125), (43930, 478050), (47750, 439806), (47805, 439300), (52716, 398375), (57300, 366505), (63740, 329475), (65895, 318700), (71625, 293204), (73301, 286500), (79675, 263580), (87860, 239025), (95500, 219903), (95610, 219650), (109825, 191220), (131790, 159350), (143250, 146602)]