87849540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1562

約数の個数: 144

約数和(自身を含む): 297198720

約数和(自身を除く): 209349180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1511, 1530, 1615, 1710, 1938, 2907, 3022, 3060, 3230, 3420, 3876, 4533, 4845, 5814, 6044, 6460, 7555, 9066, 9690, 11628, 13599, 14535, 15110, 18132, 19380, 22665, 25687, 27198, 28709, 29070, 30220, 45330, 51374, 54396, 57418, 58140, 67995, 77061, 86127, 90660, 102748, 114836, 128435, 135990, 143545, 154122, 172254, 231183, 256870, 258381, 271980, 287090, 308244, 344508, 385305, 430635, 462366, 488053, 513740, 516762, 574180, 770610, 861270, 924732, 976106, 1033524, 1155915, 1291905, 1464159, 1541220, 1722540, 1952212, 2311830, 2440265, 2583810, 2928318, 4392477, 4623660, 4880530, 5167620, 5856636, 7320795, 8784954, 9761060, 14641590, 17569908, 21962385, 29283180, 43924770, 87849540]

約数ペア:

[(1, 87849540), (2, 43924770), (3, 29283180), (4, 21962385), (5, 17569908), (6, 14641590), (9, 9761060), (10, 8784954), (12, 7320795), (15, 5856636), (17, 5167620), (18, 4880530), (19, 4623660), (20, 4392477), (30, 2928318), (34, 2583810), (36, 2440265), (38, 2311830), (45, 1952212), (51, 1722540), (57, 1541220), (60, 1464159), (68, 1291905), (76, 1155915), (85, 1033524), (90, 976106), (95, 924732), (102, 861270), (114, 770610), (153, 574180), (170, 516762), (171, 513740), (180, 488053), (190, 462366), (204, 430635), (228, 385305), (255, 344508), (285, 308244), (306, 287090), (323, 271980), (340, 258381), (342, 256870), (380, 231183), (510, 172254), (570, 154122), (612, 143545), (646, 135990), (684, 128435), (765, 114836), (855, 102748), (969, 90660), (1020, 86127), (1140, 77061), (1292, 67995), (1511, 58140), (1530, 57418), (1615, 54396), (1710, 51374), (1938, 45330), (2907, 30220), (3022, 29070), (3060, 28709), (3230, 27198), (3420, 25687), (3876, 22665), (4533, 19380), (4845, 18132), (5814, 15110), (6044, 14535), (6460, 13599), (7555, 11628), (9066, 9690)]