161898012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 462309120

約数和(自身を除く): 300411108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 41, 46, 57, 69, 76, 82, 92, 114, 123, 138, 164, 171, 207, 228, 246, 251, 276, 342, 369, 414, 437, 492, 502, 684, 738, 753, 779, 828, 874, 943, 1004, 1311, 1476, 1506, 1558, 1748, 1886, 2259, 2337, 2622, 2829, 3012, 3116, 3772, 3933, 4518, 4674, 4769, 5244, 5658, 5773, 7011, 7866, 8487, 9036, 9348, 9538, 10291, 11316, 11546, 14022, 14307, 15732, 16974, 17319, 17917, 19076, 20582, 23092, 28044, 28614, 30873, 33948, 34638, 35834, 41164, 42921, 51957, 53751, 57228, 61746, 69276, 71668, 85842, 92619, 103914, 107502, 109687, 123492, 161253, 171684, 185238, 195529, 207828, 215004, 219374, 236693, 322506, 329061, 370476, 391058, 438748, 473386, 586587, 645012, 658122, 710079, 782116, 946772, 987183, 1173174, 1316244, 1420158, 1759761, 1974366, 2130237, 2346348, 2840316, 3519522, 3948732, 4260474, 4497167, 7039044, 8520948, 8994334, 13491501, 17988668, 26983002, 40474503, 53966004, 80949006, 161898012]

約数ペア:

[(1, 161898012), (2, 80949006), (3, 53966004), (4, 40474503), (6, 26983002), (9, 17988668), (12, 13491501), (18, 8994334), (19, 8520948), (23, 7039044), (36, 4497167), (38, 4260474), (41, 3948732), (46, 3519522), (57, 2840316), (69, 2346348), (76, 2130237), (82, 1974366), (92, 1759761), (114, 1420158), (123, 1316244), (138, 1173174), (164, 987183), (171, 946772), (207, 782116), (228, 710079), (246, 658122), (251, 645012), (276, 586587), (342, 473386), (369, 438748), (414, 391058), (437, 370476), (492, 329061), (502, 322506), (684, 236693), (738, 219374), (753, 215004), (779, 207828), (828, 195529), (874, 185238), (943, 171684), (1004, 161253), (1311, 123492), (1476, 109687), (1506, 107502), (1558, 103914), (1748, 92619), (1886, 85842), (2259, 71668), (2337, 69276), (2622, 61746), (2829, 57228), (3012, 53751), (3116, 51957), (3772, 42921), (3933, 41164), (4518, 35834), (4674, 34638), (4769, 33948), (5244, 30873), (5658, 28614), (5773, 28044), (7011, 23092), (7866, 20582), (8487, 19076), (9036, 17917), (9348, 17319), (9538, 16974), (10291, 15732), (11316, 14307), (11546, 14022)]