66180420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 217439040

約数和(自身を除く): 151258620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 523, 555, 570, 666, 684, 703, 740, 855, 1046, 1110, 1140, 1332, 1406, 1569, 1665, 1710, 2092, 2109, 2220, 2615, 2812, 3138, 3330, 3420, 3515, 4218, 4707, 5230, 6276, 6327, 6660, 7030, 7845, 8436, 9414, 9937, 10460, 10545, 12654, 14060, 15690, 18828, 19351, 19874, 21090, 23535, 25308, 29811, 31380, 31635, 38702, 39748, 42180, 47070, 49685, 58053, 59622, 63270, 77404, 89433, 94140, 96755, 99370, 116106, 119244, 126540, 149055, 174159, 178866, 193510, 198740, 232212, 290265, 298110, 348318, 357732, 367669, 387020, 447165, 580530, 596220, 696636, 735338, 870795, 894330, 1103007, 1161060, 1470676, 1741590, 1788660, 1838345, 2206014, 3309021, 3483180, 3676690, 4412028, 5515035, 6618042, 7353380, 11030070, 13236084, 16545105, 22060140, 33090210, 66180420]

約数ペア:

[(1, 66180420), (2, 33090210), (3, 22060140), (4, 16545105), (5, 13236084), (6, 11030070), (9, 7353380), (10, 6618042), (12, 5515035), (15, 4412028), (18, 3676690), (19, 3483180), (20, 3309021), (30, 2206014), (36, 1838345), (37, 1788660), (38, 1741590), (45, 1470676), (57, 1161060), (60, 1103007), (74, 894330), (76, 870795), (90, 735338), (95, 696636), (111, 596220), (114, 580530), (148, 447165), (171, 387020), (180, 367669), (185, 357732), (190, 348318), (222, 298110), (228, 290265), (285, 232212), (333, 198740), (342, 193510), (370, 178866), (380, 174159), (444, 149055), (523, 126540), (555, 119244), (570, 116106), (666, 99370), (684, 96755), (703, 94140), (740, 89433), (855, 77404), (1046, 63270), (1110, 59622), (1140, 58053), (1332, 49685), (1406, 47070), (1569, 42180), (1665, 39748), (1710, 38702), (2092, 31635), (2109, 31380), (2220, 29811), (2615, 25308), (2812, 23535), (3138, 21090), (3330, 19874), (3420, 19351), (3515, 18828), (4218, 15690), (4707, 14060), (5230, 12654), (6276, 10545), (6327, 10460), (6660, 9937), (7030, 9414), (7845, 8436)]