260869860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 815033856

約数和(自身を除く): 554163996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 97, 134, 180, 194, 201, 223, 268, 291, 335, 388, 402, 446, 485, 582, 603, 669, 670, 804, 873, 892, 970, 1005, 1115, 1164, 1206, 1338, 1340, 1455, 1746, 1940, 2007, 2010, 2230, 2412, 2676, 2910, 3015, 3345, 3492, 4014, 4020, 4365, 4460, 5820, 6030, 6499, 6690, 8028, 8730, 10035, 12060, 12998, 13380, 14941, 17460, 19497, 20070, 21631, 25996, 29882, 32495, 38994, 40140, 43262, 44823, 58491, 59764, 64893, 64990, 74705, 77988, 86524, 89646, 97485, 108155, 116982, 129786, 129980, 134469, 149410, 179292, 194679, 194970, 216310, 224115, 233964, 259572, 268938, 292455, 298820, 324465, 389358, 389940, 432620, 448230, 537876, 584910, 648930, 672345, 778716, 896460, 973395, 1169820, 1297860, 1344690, 1449277, 1946790, 2689380, 2898554, 3893580, 4347831, 5797108, 7246385, 8695662, 13043493, 14492770, 17391324, 21739155, 26086986, 28985540, 43478310, 52173972, 65217465, 86956620, 130434930, 260869860]

約数ペア:

[(1, 260869860), (2, 130434930), (3, 86956620), (4, 65217465), (5, 52173972), (6, 43478310), (9, 28985540), (10, 26086986), (12, 21739155), (15, 17391324), (18, 14492770), (20, 13043493), (30, 8695662), (36, 7246385), (45, 5797108), (60, 4347831), (67, 3893580), (90, 2898554), (97, 2689380), (134, 1946790), (180, 1449277), (194, 1344690), (201, 1297860), (223, 1169820), (268, 973395), (291, 896460), (335, 778716), (388, 672345), (402, 648930), (446, 584910), (485, 537876), (582, 448230), (603, 432620), (669, 389940), (670, 389358), (804, 324465), (873, 298820), (892, 292455), (970, 268938), (1005, 259572), (1115, 233964), (1164, 224115), (1206, 216310), (1338, 194970), (1340, 194679), (1455, 179292), (1746, 149410), (1940, 134469), (2007, 129980), (2010, 129786), (2230, 116982), (2412, 108155), (2676, 97485), (2910, 89646), (3015, 86524), (3345, 77988), (3492, 74705), (4014, 64990), (4020, 64893), (4365, 59764), (4460, 58491), (5820, 44823), (6030, 43262), (6499, 40140), (6690, 38994), (8028, 32495), (8730, 29882), (10035, 25996), (12060, 21631), (12998, 20070), (13380, 19497), (14941, 17460)]