7916220

素因数分解:

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

素因数の和:244

約数の個数: 144

約数和(自身を含む): 27518400

約数和(自身を除く): 19602180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 199, 204, 221, 234, 255, 260, 306, 340, 390, 398, 442, 468, 510, 585, 597, 612, 663, 765, 780, 796, 884, 995, 1020, 1105, 1170, 1194, 1326, 1530, 1791, 1989, 1990, 2210, 2340, 2388, 2587, 2652, 2985, 3060, 3315, 3383, 3582, 3978, 3980, 4420, 5174, 5970, 6630, 6766, 7164, 7761, 7956, 8955, 9945, 10149, 10348, 11940, 12935, 13260, 13532, 15522, 16915, 17910, 19890, 20298, 23283, 25870, 30447, 31044, 33830, 35820, 38805, 39780, 40596, 43979, 46566, 50745, 51740, 60894, 67660, 77610, 87958, 93132, 101490, 116415, 121788, 131937, 152235, 155220, 175916, 202980, 219895, 232830, 263874, 304470, 395811, 439790, 465660, 527748, 608940, 659685, 791622, 879580, 1319370, 1583244, 1979055, 2638740, 3958110, 7916220]

約数ペア:

[(1, 7916220), (2, 3958110), (3, 2638740), (4, 1979055), (5, 1583244), (6, 1319370), (9, 879580), (10, 791622), (12, 659685), (13, 608940), (15, 527748), (17, 465660), (18, 439790), (20, 395811), (26, 304470), (30, 263874), (34, 232830), (36, 219895), (39, 202980), (45, 175916), (51, 155220), (52, 152235), (60, 131937), (65, 121788), (68, 116415), (78, 101490), (85, 93132), (90, 87958), (102, 77610), (117, 67660), (130, 60894), (153, 51740), (156, 50745), (170, 46566), (180, 43979), (195, 40596), (199, 39780), (204, 38805), (221, 35820), (234, 33830), (255, 31044), (260, 30447), (306, 25870), (340, 23283), (390, 20298), (398, 19890), (442, 17910), (468, 16915), (510, 15522), (585, 13532), (597, 13260), (612, 12935), (663, 11940), (765, 10348), (780, 10149), (796, 9945), (884, 8955), (995, 7956), (1020, 7761), (1105, 7164), (1170, 6766), (1194, 6630), (1326, 5970), (1530, 5174), (1791, 4420), (1989, 3980), (1990, 3978), (2210, 3582), (2340, 3383), (2388, 3315), (2587, 3060), (2652, 2985)]