51455430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 154159200

約数和(自身を除く): 102703770

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 169, 170, 195, 199, 221, 234, 255, 306, 338, 390, 398, 442, 507, 510, 585, 597, 663, 765, 845, 995, 1014, 1105, 1170, 1194, 1326, 1521, 1530, 1690, 1791, 1989, 1990, 2210, 2535, 2587, 2873, 2985, 3042, 3315, 3383, 3582, 3978, 5070, 5174, 5746, 5970, 6630, 6766, 7605, 7761, 8619, 8955, 9945, 10149, 12935, 14365, 15210, 15522, 16915, 17238, 17910, 19890, 20298, 23283, 25857, 25870, 28730, 30447, 33631, 33830, 38805, 43095, 43979, 46566, 50745, 51714, 60894, 67262, 77610, 86190, 87958, 100893, 101490, 116415, 129285, 131937, 152235, 168155, 201786, 219895, 232830, 258570, 263874, 302679, 304470, 336310, 395811, 439790, 504465, 571727, 605358, 659685, 791622, 1008930, 1143454, 1319370, 1513395, 1715181, 1979055, 2858635, 3026790, 3430362, 3958110, 5145543, 5717270, 8575905, 10291086, 17151810, 25727715, 51455430]

約数ペア:

[(1, 51455430), (2, 25727715), (3, 17151810), (5, 10291086), (6, 8575905), (9, 5717270), (10, 5145543), (13, 3958110), (15, 3430362), (17, 3026790), (18, 2858635), (26, 1979055), (30, 1715181), (34, 1513395), (39, 1319370), (45, 1143454), (51, 1008930), (65, 791622), (78, 659685), (85, 605358), (90, 571727), (102, 504465), (117, 439790), (130, 395811), (153, 336310), (169, 304470), (170, 302679), (195, 263874), (199, 258570), (221, 232830), (234, 219895), (255, 201786), (306, 168155), (338, 152235), (390, 131937), (398, 129285), (442, 116415), (507, 101490), (510, 100893), (585, 87958), (597, 86190), (663, 77610), (765, 67262), (845, 60894), (995, 51714), (1014, 50745), (1105, 46566), (1170, 43979), (1194, 43095), (1326, 38805), (1521, 33830), (1530, 33631), (1690, 30447), (1791, 28730), (1989, 25870), (1990, 25857), (2210, 23283), (2535, 20298), (2587, 19890), (2873, 17910), (2985, 17238), (3042, 16915), (3315, 15522), (3383, 15210), (3582, 14365), (3978, 12935), (5070, 10149), (5174, 9945), (5746, 8955), (5970, 8619), (6630, 7761), (6766, 7605)]