11781900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 216

約数和(自身を含む): 42653520

約数和(自身を除く): 30871620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 25, 26, 30, 36, 38, 39, 45, 50, 52, 53, 57, 60, 65, 75, 76, 78, 90, 95, 100, 106, 114, 117, 130, 150, 156, 159, 171, 180, 190, 195, 212, 225, 228, 234, 247, 260, 265, 285, 300, 318, 325, 342, 380, 390, 450, 468, 475, 477, 494, 530, 570, 585, 636, 650, 684, 689, 741, 780, 795, 855, 900, 950, 954, 975, 988, 1007, 1060, 1140, 1170, 1235, 1300, 1325, 1378, 1425, 1482, 1590, 1710, 1900, 1908, 1950, 2014, 2067, 2223, 2340, 2385, 2470, 2650, 2756, 2850, 2925, 2964, 3021, 3180, 3420, 3445, 3705, 3900, 3975, 4028, 4134, 4275, 4446, 4770, 4940, 5035, 5300, 5700, 5850, 6042, 6175, 6201, 6890, 7410, 7950, 8268, 8550, 8892, 9063, 9540, 10070, 10335, 11115, 11700, 11925, 12084, 12350, 12402, 13091, 13780, 14820, 15105, 15900, 17100, 17225, 18126, 18525, 20140, 20670, 22230, 23850, 24700, 24804, 25175, 26182, 30210, 31005, 34450, 36252, 37050, 39273, 41340, 44460, 45315, 47700, 50350, 51675, 52364, 55575, 60420, 62010, 65455, 68900, 74100, 75525, 78546, 90630, 100700, 103350, 111150, 117819, 124020, 130910, 151050, 155025, 157092, 181260, 196365, 206700, 222300, 226575, 235638, 261820, 302100, 310050, 327275, 392730, 453150, 471276, 589095, 620100, 654550, 785460, 906300, 981825, 1178190, 1309100, 1963650, 2356380, 2945475, 3927300, 5890950, 11781900]

約数ペア:

[(1, 11781900), (2, 5890950), (3, 3927300), (4, 2945475), (5, 2356380), (6, 1963650), (9, 1309100), (10, 1178190), (12, 981825), (13, 906300), (15, 785460), (18, 654550), (19, 620100), (20, 589095), (25, 471276), (26, 453150), (30, 392730), (36, 327275), (38, 310050), (39, 302100), (45, 261820), (50, 235638), (52, 226575), (53, 222300), (57, 206700), (60, 196365), (65, 181260), (75, 157092), (76, 155025), (78, 151050), (90, 130910), (95, 124020), (100, 117819), (106, 111150), (114, 103350), (117, 100700), (130, 90630), (150, 78546), (156, 75525), (159, 74100), (171, 68900), (180, 65455), (190, 62010), (195, 60420), (212, 55575), (225, 52364), (228, 51675), (234, 50350), (247, 47700), (260, 45315), (265, 44460), (285, 41340), (300, 39273), (318, 37050), (325, 36252), (342, 34450), (380, 31005), (390, 30210), (450, 26182), (468, 25175), (475, 24804), (477, 24700), (494, 23850), (530, 22230), (570, 20670), (585, 20140), (636, 18525), (650, 18126), (684, 17225), (689, 17100), (741, 15900), (780, 15105), (795, 14820), (855, 13780), (900, 13091), (950, 12402), (954, 12350), (975, 12084), (988, 11925), (1007, 11700), (1060, 11115), (1140, 10335), (1170, 10070), (1235, 9540), (1300, 9063), (1325, 8892), (1378, 8550), (1425, 8268), (1482, 7950), (1590, 7410), (1710, 6890), (1900, 6201), (1908, 6175), (1950, 6042), (2014, 5850), (2067, 5700), (2223, 5300), (2340, 5035), (2385, 4940), (2470, 4770), (2650, 4446), (2756, 4275), (2850, 4134), (2925, 4028), (2964, 3975), (3021, 3900), (3180, 3705), (3420, 3445)]