208990044

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2049

約数の個数: 120

約数和(自身を含む): 609230160

約数和(自身を除く): 400240116

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 34, 36, 38, 51, 54, 57, 68, 76, 81, 102, 108, 114, 153, 162, 171, 204, 228, 306, 323, 324, 342, 459, 513, 612, 646, 684, 918, 969, 1026, 1292, 1377, 1539, 1836, 1938, 1997, 2052, 2754, 2907, 3078, 3876, 3994, 5508, 5814, 5991, 6156, 7988, 8721, 11628, 11982, 17442, 17973, 23964, 26163, 33949, 34884, 35946, 37943, 52326, 53919, 67898, 71892, 75886, 101847, 104652, 107838, 113829, 135796, 151772, 161757, 203694, 215676, 227658, 305541, 323514, 341487, 407388, 455316, 611082, 645031, 647028, 682974, 916623, 1024461, 1222164, 1290062, 1365948, 1833246, 1935093, 2048922, 2580124, 2749869, 3073383, 3666492, 3870186, 4097844, 5499738, 5805279, 6146766, 7740372, 10999476, 11610558, 12293532, 17415837, 23221116, 34831674, 52247511, 69663348, 104495022, 208990044]

約数ペア:

[(1, 208990044), (2, 104495022), (3, 69663348), (4, 52247511), (6, 34831674), (9, 23221116), (12, 17415837), (17, 12293532), (18, 11610558), (19, 10999476), (27, 7740372), (34, 6146766), (36, 5805279), (38, 5499738), (51, 4097844), (54, 3870186), (57, 3666492), (68, 3073383), (76, 2749869), (81, 2580124), (102, 2048922), (108, 1935093), (114, 1833246), (153, 1365948), (162, 1290062), (171, 1222164), (204, 1024461), (228, 916623), (306, 682974), (323, 647028), (324, 645031), (342, 611082), (459, 455316), (513, 407388), (612, 341487), (646, 323514), (684, 305541), (918, 227658), (969, 215676), (1026, 203694), (1292, 161757), (1377, 151772), (1539, 135796), (1836, 113829), (1938, 107838), (1997, 104652), (2052, 101847), (2754, 75886), (2907, 71892), (3078, 67898), (3876, 53919), (3994, 52326), (5508, 37943), (5814, 35946), (5991, 34884), (6156, 33949), (7988, 26163), (8721, 23964), (11628, 17973), (11982, 17442)]