31543380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 106142400

約数和(自身を除く): 74599020

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, 89, 90, 99, 110, 132, 165, 178, 179, 180, 198, 220, 267, 330, 356, 358, 396, 445, 495, 534, 537, 660, 716, 801, 890, 895, 979, 990, 1068, 1074, 1335, 1602, 1611, 1780, 1790, 1958, 1969, 1980, 2148, 2670, 2685, 2937, 3204, 3222, 3580, 3916, 3938, 4005, 4895, 5340, 5370, 5874, 5907, 6444, 7876, 8010, 8055, 8811, 9790, 9845, 10740, 11748, 11814, 14685, 15931, 16020, 16110, 17622, 17721, 19580, 19690, 23628, 29370, 29535, 31862, 32220, 35244, 35442, 39380, 44055, 47793, 58740, 59070, 63724, 70884, 79655, 88110, 88605, 95586, 118140, 143379, 159310, 175241, 176220, 177210, 191172, 238965, 286758, 318620, 350482, 354420, 477930, 525723, 573516, 700964, 716895, 876205, 955860, 1051446, 1433790, 1577169, 1752410, 2102892, 2628615, 2867580, 3154338, 3504820, 5257230, 6308676, 7885845, 10514460, 15771690, 31543380]

約数ペア:

[(1, 31543380), (2, 15771690), (3, 10514460), (4, 7885845), (5, 6308676), (6, 5257230), (9, 3504820), (10, 3154338), (11, 2867580), (12, 2628615), (15, 2102892), (18, 1752410), (20, 1577169), (22, 1433790), (30, 1051446), (33, 955860), (36, 876205), (44, 716895), (45, 700964), (55, 573516), (60, 525723), (66, 477930), (89, 354420), (90, 350482), (99, 318620), (110, 286758), (132, 238965), (165, 191172), (178, 177210), (179, 176220), (180, 175241), (198, 159310), (220, 143379), (267, 118140), (330, 95586), (356, 88605), (358, 88110), (396, 79655), (445, 70884), (495, 63724), (534, 59070), (537, 58740), (660, 47793), (716, 44055), (801, 39380), (890, 35442), (895, 35244), (979, 32220), (990, 31862), (1068, 29535), (1074, 29370), (1335, 23628), (1602, 19690), (1611, 19580), (1780, 17721), (1790, 17622), (1958, 16110), (1969, 16020), (1980, 15931), (2148, 14685), (2670, 11814), (2685, 11748), (2937, 10740), (3204, 9845), (3222, 9790), (3580, 8811), (3916, 8055), (3938, 8010), (4005, 7876), (4895, 6444), (5340, 5907), (5370, 5874)]