67128444

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 131004036

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 23, 34, 36, 38, 46, 51, 57, 68, 69, 76, 92, 102, 114, 138, 153, 171, 204, 207, 228, 251, 276, 306, 323, 342, 391, 414, 437, 502, 612, 646, 684, 753, 782, 828, 874, 969, 1004, 1173, 1292, 1311, 1506, 1564, 1748, 1938, 2259, 2346, 2622, 2907, 3012, 3519, 3876, 3933, 4267, 4518, 4692, 4769, 5244, 5773, 5814, 7038, 7429, 7866, 8534, 9036, 9538, 11546, 11628, 12801, 14076, 14307, 14858, 15732, 17068, 17319, 19076, 22287, 23092, 25602, 28614, 29716, 34638, 38403, 42921, 44574, 51204, 51957, 57228, 66861, 69276, 76806, 81073, 85842, 89148, 98141, 103914, 109687, 133722, 153612, 162146, 171684, 196282, 207828, 219374, 243219, 267444, 294423, 324292, 329061, 392564, 438748, 486438, 588846, 658122, 729657, 883269, 972876, 987183, 1177692, 1316244, 1459314, 1766538, 1864679, 1974366, 2918628, 3533076, 3729358, 3948732, 5594037, 7458716, 11188074, 16782111, 22376148, 33564222, 67128444]

約数ペア:

[(1, 67128444), (2, 33564222), (3, 22376148), (4, 16782111), (6, 11188074), (9, 7458716), (12, 5594037), (17, 3948732), (18, 3729358), (19, 3533076), (23, 2918628), (34, 1974366), (36, 1864679), (38, 1766538), (46, 1459314), (51, 1316244), (57, 1177692), (68, 987183), (69, 972876), (76, 883269), (92, 729657), (102, 658122), (114, 588846), (138, 486438), (153, 438748), (171, 392564), (204, 329061), (207, 324292), (228, 294423), (251, 267444), (276, 243219), (306, 219374), (323, 207828), (342, 196282), (391, 171684), (414, 162146), (437, 153612), (502, 133722), (612, 109687), (646, 103914), (684, 98141), (753, 89148), (782, 85842), (828, 81073), (874, 76806), (969, 69276), (1004, 66861), (1173, 57228), (1292, 51957), (1311, 51204), (1506, 44574), (1564, 42921), (1748, 38403), (1938, 34638), (2259, 29716), (2346, 28614), (2622, 25602), (2907, 23092), (3012, 22287), (3519, 19076), (3876, 17319), (3933, 17068), (4267, 15732), (4518, 14858), (4692, 14307), (4769, 14076), (5244, 12801), (5773, 11628), (5814, 11546), (7038, 9538), (7429, 9036), (7866, 8534)]