158765320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 432345600

約数和(自身を除く): 273580280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 89, 92, 115, 140, 161, 178, 184, 230, 277, 280, 322, 356, 445, 460, 554, 623, 644, 712, 805, 890, 920, 1108, 1246, 1288, 1385, 1610, 1780, 1939, 2047, 2216, 2492, 2770, 3115, 3220, 3560, 3878, 4094, 4984, 5540, 6230, 6371, 6440, 7756, 8188, 9695, 10235, 11080, 12460, 12742, 14329, 15512, 16376, 19390, 20470, 24653, 24920, 25484, 28658, 31855, 38780, 40940, 44597, 49306, 50968, 57316, 63710, 71645, 77560, 81880, 89194, 98612, 114632, 123265, 127420, 143290, 172571, 178388, 197224, 222985, 246530, 254840, 286580, 345142, 356776, 445970, 493060, 567019, 573160, 690284, 862855, 891940, 986120, 1134038, 1380568, 1725710, 1783880, 2268076, 2835095, 3451420, 3969133, 4536152, 5670190, 6902840, 7938266, 11340380, 15876532, 19845665, 22680760, 31753064, 39691330, 79382660, 158765320]

約数ペア:

[(1, 158765320), (2, 79382660), (4, 39691330), (5, 31753064), (7, 22680760), (8, 19845665), (10, 15876532), (14, 11340380), (20, 7938266), (23, 6902840), (28, 5670190), (35, 4536152), (40, 3969133), (46, 3451420), (56, 2835095), (70, 2268076), (89, 1783880), (92, 1725710), (115, 1380568), (140, 1134038), (161, 986120), (178, 891940), (184, 862855), (230, 690284), (277, 573160), (280, 567019), (322, 493060), (356, 445970), (445, 356776), (460, 345142), (554, 286580), (623, 254840), (644, 246530), (712, 222985), (805, 197224), (890, 178388), (920, 172571), (1108, 143290), (1246, 127420), (1288, 123265), (1385, 114632), (1610, 98612), (1780, 89194), (1939, 81880), (2047, 77560), (2216, 71645), (2492, 63710), (2770, 57316), (3115, 50968), (3220, 49306), (3560, 44597), (3878, 40940), (4094, 38780), (4984, 31855), (5540, 28658), (6230, 25484), (6371, 24920), (6440, 24653), (7756, 20470), (8188, 19390), (9695, 16376), (10235, 15512), (11080, 14329), (12460, 12742)]