305513640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{619}}^1$

素因数の和:1096

約数の個数: 128

約数和(自身を含む): 1022256000

約数和(自身を除く): 716742360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 457, 540, 619, 914, 1080, 1238, 1371, 1828, 1857, 2285, 2476, 2742, 3095, 3656, 3714, 4113, 4570, 4952, 5484, 5571, 6190, 6855, 7428, 8226, 9140, 9285, 10968, 11142, 12339, 12380, 13710, 14856, 16452, 16713, 18280, 18570, 20565, 22284, 24678, 24760, 27420, 27855, 32904, 33426, 37140, 41130, 44568, 49356, 54840, 55710, 61695, 66852, 74280, 82260, 83565, 98712, 111420, 123390, 133704, 164520, 167130, 222840, 246780, 282883, 334260, 493560, 565766, 668520, 848649, 1131532, 1414415, 1697298, 2263064, 2545947, 2828830, 3394596, 4243245, 5091894, 5657660, 6789192, 7637841, 8486490, 10183788, 11315320, 12729735, 15275682, 16972980, 20367576, 25459470, 30551364, 33945960, 38189205, 50918940, 61102728, 76378410, 101837880, 152756820, 305513640]

約数ペア:

[(1, 305513640), (2, 152756820), (3, 101837880), (4, 76378410), (5, 61102728), (6, 50918940), (8, 38189205), (9, 33945960), (10, 30551364), (12, 25459470), (15, 20367576), (18, 16972980), (20, 15275682), (24, 12729735), (27, 11315320), (30, 10183788), (36, 8486490), (40, 7637841), (45, 6789192), (54, 5657660), (60, 5091894), (72, 4243245), (90, 3394596), (108, 2828830), (120, 2545947), (135, 2263064), (180, 1697298), (216, 1414415), (270, 1131532), (360, 848649), (457, 668520), (540, 565766), (619, 493560), (914, 334260), (1080, 282883), (1238, 246780), (1371, 222840), (1828, 167130), (1857, 164520), (2285, 133704), (2476, 123390), (2742, 111420), (3095, 98712), (3656, 83565), (3714, 82260), (4113, 74280), (4570, 66852), (4952, 61695), (5484, 55710), (5571, 54840), (6190, 49356), (6855, 44568), (7428, 41130), (8226, 37140), (9140, 33426), (9285, 32904), (10968, 27855), (11142, 27420), (12339, 24760), (12380, 24678), (13710, 22284), (14856, 20565), (16452, 18570), (16713, 18280)]