81175068

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:241

約数の個数: 192

約数和(自身を含む): 254016000

約数和(自身を除く): 172840932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 27, 34, 36, 38, 39, 51, 52, 54, 57, 68, 76, 78, 102, 108, 114, 117, 153, 156, 171, 179, 204, 221, 228, 234, 247, 306, 323, 342, 351, 358, 442, 459, 468, 494, 513, 537, 612, 646, 663, 684, 702, 716, 741, 884, 918, 969, 988, 1026, 1074, 1292, 1326, 1404, 1482, 1611, 1836, 1938, 1989, 2052, 2148, 2223, 2327, 2652, 2907, 2964, 3043, 3222, 3401, 3876, 3978, 4199, 4446, 4654, 4833, 5814, 5967, 6086, 6444, 6669, 6802, 6981, 7956, 8398, 8721, 8892, 9129, 9308, 9666, 10203, 11628, 11934, 12172, 12597, 13338, 13604, 13962, 16796, 17442, 18258, 19332, 20406, 20943, 23868, 25194, 26676, 27387, 27924, 30609, 34884, 36516, 37791, 39559, 40812, 41886, 44213, 50388, 54774, 57817, 61218, 62829, 75582, 79118, 82161, 83772, 88426, 91827, 109548, 113373, 115634, 118677, 122436, 125658, 132639, 151164, 158236, 164322, 173451, 176852, 183654, 226746, 231268, 237354, 251316, 265278, 328644, 346902, 356031, 367308, 397917, 453492, 474708, 520353, 530556, 693804, 712062, 751621, 795834, 1040706, 1068093, 1193751, 1424124, 1503242, 1561059, 1591668, 2081412, 2136186, 2254863, 2387502, 3006484, 3122118, 4272372, 4509726, 4775004, 6244236, 6764589, 9019452, 13529178, 20293767, 27058356, 40587534, 81175068]

約数ペア:

[(1, 81175068), (2, 40587534), (3, 27058356), (4, 20293767), (6, 13529178), (9, 9019452), (12, 6764589), (13, 6244236), (17, 4775004), (18, 4509726), (19, 4272372), (26, 3122118), (27, 3006484), (34, 2387502), (36, 2254863), (38, 2136186), (39, 2081412), (51, 1591668), (52, 1561059), (54, 1503242), (57, 1424124), (68, 1193751), (76, 1068093), (78, 1040706), (102, 795834), (108, 751621), (114, 712062), (117, 693804), (153, 530556), (156, 520353), (171, 474708), (179, 453492), (204, 397917), (221, 367308), (228, 356031), (234, 346902), (247, 328644), (306, 265278), (323, 251316), (342, 237354), (351, 231268), (358, 226746), (442, 183654), (459, 176852), (468, 173451), (494, 164322), (513, 158236), (537, 151164), (612, 132639), (646, 125658), (663, 122436), (684, 118677), (702, 115634), (716, 113373), (741, 109548), (884, 91827), (918, 88426), (969, 83772), (988, 82161), (1026, 79118), (1074, 75582), (1292, 62829), (1326, 61218), (1404, 57817), (1482, 54774), (1611, 50388), (1836, 44213), (1938, 41886), (1989, 40812), (2052, 39559), (2148, 37791), (2223, 36516), (2327, 34884), (2652, 30609), (2907, 27924), (2964, 27387), (3043, 26676), (3222, 25194), (3401, 23868), (3876, 20943), (3978, 20406), (4199, 19332), (4446, 18258), (4654, 17442), (4833, 16796), (5814, 13962), (5967, 13604), (6086, 13338), (6444, 12597), (6669, 12172), (6802, 11934), (6981, 11628), (7956, 10203), (8398, 9666), (8721, 9308), (8892, 9129)]