81586380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1213}}^1$

素因数の和:1303

約数の個数: 96

約数和(自身を含む): 244742400

約数和(自身を除く): 163156020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 59, 60, 76, 95, 114, 118, 177, 190, 228, 236, 285, 295, 354, 380, 570, 590, 708, 885, 1121, 1140, 1180, 1213, 1770, 2242, 2426, 3363, 3540, 3639, 4484, 4852, 5605, 6065, 6726, 7278, 11210, 12130, 13452, 14556, 16815, 18195, 22420, 23047, 24260, 33630, 36390, 46094, 67260, 69141, 71567, 72780, 92188, 115235, 138282, 143134, 214701, 230470, 276564, 286268, 345705, 357835, 429402, 460940, 691410, 715670, 858804, 1073505, 1359773, 1382820, 1431340, 2147010, 2719546, 4079319, 4294020, 5439092, 6798865, 8158638, 13597730, 16317276, 20396595, 27195460, 40793190, 81586380]

約数ペア:

[(1, 81586380), (2, 40793190), (3, 27195460), (4, 20396595), (5, 16317276), (6, 13597730), (10, 8158638), (12, 6798865), (15, 5439092), (19, 4294020), (20, 4079319), (30, 2719546), (38, 2147010), (57, 1431340), (59, 1382820), (60, 1359773), (76, 1073505), (95, 858804), (114, 715670), (118, 691410), (177, 460940), (190, 429402), (228, 357835), (236, 345705), (285, 286268), (295, 276564), (354, 230470), (380, 214701), (570, 143134), (590, 138282), (708, 115235), (885, 92188), (1121, 72780), (1140, 71567), (1180, 69141), (1213, 67260), (1770, 46094), (2242, 36390), (2426, 33630), (3363, 24260), (3540, 23047), (3639, 22420), (4484, 18195), (4852, 16815), (5605, 14556), (6065, 13452), (6726, 12130), (7278, 11210)]