78758280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{757}}^1$

素因数の和:808

約数の個数: 144

約数和(自身を含む): 272266020

約数和(自身を除く): 193507740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 289, 306, 340, 360, 408, 510, 578, 612, 680, 757, 765, 867, 1020, 1156, 1224, 1445, 1514, 1530, 1734, 2040, 2271, 2312, 2601, 2890, 3028, 3060, 3468, 3785, 4335, 4542, 5202, 5780, 6056, 6120, 6813, 6936, 7570, 8670, 9084, 10404, 11355, 11560, 12869, 13005, 13626, 15140, 17340, 18168, 20808, 22710, 25738, 26010, 27252, 30280, 34065, 34680, 38607, 45420, 51476, 52020, 54504, 64345, 68130, 77214, 90840, 102952, 104040, 115821, 128690, 136260, 154428, 193035, 218773, 231642, 257380, 272520, 308856, 386070, 437546, 463284, 514760, 579105, 656319, 772140, 875092, 926568, 1093865, 1158210, 1312638, 1544280, 1750184, 1968957, 2187730, 2316420, 2625276, 3281595, 3937914, 4375460, 4632840, 5250552, 6563190, 7875828, 8750920, 9844785, 13126380, 15751656, 19689570, 26252760, 39379140, 78758280]

約数ペア:

[(1, 78758280), (2, 39379140), (3, 26252760), (4, 19689570), (5, 15751656), (6, 13126380), (8, 9844785), (9, 8750920), (10, 7875828), (12, 6563190), (15, 5250552), (17, 4632840), (18, 4375460), (20, 3937914), (24, 3281595), (30, 2625276), (34, 2316420), (36, 2187730), (40, 1968957), (45, 1750184), (51, 1544280), (60, 1312638), (68, 1158210), (72, 1093865), (85, 926568), (90, 875092), (102, 772140), (120, 656319), (136, 579105), (153, 514760), (170, 463284), (180, 437546), (204, 386070), (255, 308856), (289, 272520), (306, 257380), (340, 231642), (360, 218773), (408, 193035), (510, 154428), (578, 136260), (612, 128690), (680, 115821), (757, 104040), (765, 102952), (867, 90840), (1020, 77214), (1156, 68130), (1224, 64345), (1445, 54504), (1514, 52020), (1530, 51476), (1734, 45420), (2040, 38607), (2271, 34680), (2312, 34065), (2601, 30280), (2890, 27252), (3028, 26010), (3060, 25738), (3468, 22710), (3785, 20808), (4335, 18168), (4542, 17340), (5202, 15140), (5780, 13626), (6056, 13005), (6120, 12869), (6813, 11560), (6936, 11355), (7570, 10404), (8670, 9084)]