19724760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 74299680

約数和(自身を除く): 54574920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 255, 264, 293, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 561, 586, 612, 660, 680, 748, 765, 792, 879, 935, 990, 1020, 1122, 1172, 1224, 1320, 1465, 1496, 1530, 1683, 1758, 1870, 1980, 2040, 2244, 2344, 2637, 2805, 2930, 3060, 3223, 3366, 3516, 3740, 3960, 4395, 4488, 4981, 5274, 5610, 5860, 6120, 6446, 6732, 7032, 7480, 8415, 8790, 9669, 9962, 10548, 11220, 11720, 12892, 13185, 13464, 14943, 16115, 16830, 17580, 19338, 19924, 21096, 22440, 24905, 25784, 26370, 29007, 29886, 32230, 33660, 35160, 38676, 39848, 44829, 48345, 49810, 52740, 54791, 58014, 59772, 64460, 67320, 74715, 77352, 89658, 96690, 99620, 105480, 109582, 116028, 119544, 128920, 145035, 149430, 164373, 179316, 193380, 199240, 219164, 224145, 232056, 273955, 290070, 298860, 328746, 358632, 386760, 438328, 448290, 493119, 547910, 580140, 597720, 657492, 821865, 896580, 986238, 1095820, 1160280, 1314984, 1643730, 1793160, 1972476, 2191640, 2465595, 3287460, 3944952, 4931190, 6574920, 9862380, 19724760]

約数ペア:

[(1, 19724760), (2, 9862380), (3, 6574920), (4, 4931190), (5, 3944952), (6, 3287460), (8, 2465595), (9, 2191640), (10, 1972476), (11, 1793160), (12, 1643730), (15, 1314984), (17, 1160280), (18, 1095820), (20, 986238), (22, 896580), (24, 821865), (30, 657492), (33, 597720), (34, 580140), (36, 547910), (40, 493119), (44, 448290), (45, 438328), (51, 386760), (55, 358632), (60, 328746), (66, 298860), (68, 290070), (72, 273955), (85, 232056), (88, 224145), (90, 219164), (99, 199240), (102, 193380), (110, 179316), (120, 164373), (132, 149430), (136, 145035), (153, 128920), (165, 119544), (170, 116028), (180, 109582), (187, 105480), (198, 99620), (204, 96690), (220, 89658), (255, 77352), (264, 74715), (293, 67320), (306, 64460), (330, 59772), (340, 58014), (360, 54791), (374, 52740), (396, 49810), (408, 48345), (440, 44829), (495, 39848), (510, 38676), (561, 35160), (586, 33660), (612, 32230), (660, 29886), (680, 29007), (748, 26370), (765, 25784), (792, 24905), (879, 22440), (935, 21096), (990, 19924), (1020, 19338), (1122, 17580), (1172, 16830), (1224, 16115), (1320, 14943), (1465, 13464), (1496, 13185), (1530, 12892), (1683, 11720), (1758, 11220), (1870, 10548), (1980, 9962), (2040, 9669), (2244, 8790), (2344, 8415), (2637, 7480), (2805, 7032), (2930, 6732), (3060, 6446), (3223, 6120), (3366, 5860), (3516, 5610), (3740, 5274), (3960, 4981), (4395, 4488)]