18561400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 51949800

約数和(自身を除く): 33388400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 59, 65, 88, 100, 104, 110, 118, 121, 130, 143, 200, 220, 236, 242, 260, 275, 286, 295, 325, 440, 472, 484, 520, 550, 572, 590, 605, 649, 650, 715, 767, 968, 1100, 1144, 1180, 1210, 1298, 1300, 1430, 1475, 1534, 1573, 2200, 2360, 2420, 2596, 2600, 2860, 2950, 3025, 3068, 3146, 3245, 3575, 3835, 4840, 5192, 5720, 5900, 6050, 6136, 6292, 6490, 7139, 7150, 7670, 7865, 8437, 11800, 12100, 12584, 12980, 14278, 14300, 15340, 15730, 16225, 16874, 19175, 24200, 25960, 28556, 28600, 30680, 31460, 32450, 33748, 35695, 38350, 39325, 42185, 57112, 62920, 64900, 67496, 71390, 76700, 78650, 84370, 92807, 129800, 142780, 153400, 157300, 168740, 178475, 185614, 210925, 285560, 314600, 337480, 356950, 371228, 421850, 464035, 713900, 742456, 843700, 928070, 1427800, 1687400, 1856140, 2320175, 3712280, 4640350, 9280700, 18561400]

約数ペア:

[(1, 18561400), (2, 9280700), (4, 4640350), (5, 3712280), (8, 2320175), (10, 1856140), (11, 1687400), (13, 1427800), (20, 928070), (22, 843700), (25, 742456), (26, 713900), (40, 464035), (44, 421850), (50, 371228), (52, 356950), (55, 337480), (59, 314600), (65, 285560), (88, 210925), (100, 185614), (104, 178475), (110, 168740), (118, 157300), (121, 153400), (130, 142780), (143, 129800), (200, 92807), (220, 84370), (236, 78650), (242, 76700), (260, 71390), (275, 67496), (286, 64900), (295, 62920), (325, 57112), (440, 42185), (472, 39325), (484, 38350), (520, 35695), (550, 33748), (572, 32450), (590, 31460), (605, 30680), (649, 28600), (650, 28556), (715, 25960), (767, 24200), (968, 19175), (1100, 16874), (1144, 16225), (1180, 15730), (1210, 15340), (1298, 14300), (1300, 14278), (1430, 12980), (1475, 12584), (1534, 12100), (1573, 11800), (2200, 8437), (2360, 7865), (2420, 7670), (2596, 7150), (2600, 7139), (2860, 6490), (2950, 6292), (3025, 6136), (3068, 6050), (3146, 5900), (3245, 5720), (3575, 5192), (3835, 4840)]