25140720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 86780160

約数和(自身を除く): 61639440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 89, 107, 110, 120, 132, 165, 176, 178, 214, 220, 240, 264, 267, 321, 330, 356, 428, 440, 445, 528, 534, 535, 642, 660, 712, 856, 880, 890, 979, 1068, 1070, 1177, 1284, 1320, 1335, 1424, 1605, 1712, 1780, 1958, 2136, 2140, 2354, 2568, 2640, 2670, 2937, 3210, 3531, 3560, 3916, 4272, 4280, 4708, 4895, 5136, 5340, 5874, 5885, 6420, 7062, 7120, 7832, 8560, 9416, 9523, 9790, 10680, 11748, 11770, 12840, 14124, 14685, 15664, 17655, 18832, 19046, 19580, 21360, 23496, 23540, 25680, 28248, 28569, 29370, 35310, 38092, 39160, 46992, 47080, 47615, 56496, 57138, 58740, 70620, 76184, 78320, 94160, 95230, 104753, 114276, 117480, 141240, 142845, 152368, 190460, 209506, 228552, 234960, 282480, 285690, 314259, 380920, 419012, 457104, 523765, 571380, 628518, 761840, 838024, 1047530, 1142760, 1257036, 1571295, 1676048, 2095060, 2285520, 2514072, 3142590, 4190120, 5028144, 6285180, 8380240, 12570360, 25140720]

約数ペア:

[(1, 25140720), (2, 12570360), (3, 8380240), (4, 6285180), (5, 5028144), (6, 4190120), (8, 3142590), (10, 2514072), (11, 2285520), (12, 2095060), (15, 1676048), (16, 1571295), (20, 1257036), (22, 1142760), (24, 1047530), (30, 838024), (33, 761840), (40, 628518), (44, 571380), (48, 523765), (55, 457104), (60, 419012), (66, 380920), (80, 314259), (88, 285690), (89, 282480), (107, 234960), (110, 228552), (120, 209506), (132, 190460), (165, 152368), (176, 142845), (178, 141240), (214, 117480), (220, 114276), (240, 104753), (264, 95230), (267, 94160), (321, 78320), (330, 76184), (356, 70620), (428, 58740), (440, 57138), (445, 56496), (528, 47615), (534, 47080), (535, 46992), (642, 39160), (660, 38092), (712, 35310), (856, 29370), (880, 28569), (890, 28248), (979, 25680), (1068, 23540), (1070, 23496), (1177, 21360), (1284, 19580), (1320, 19046), (1335, 18832), (1424, 17655), (1605, 15664), (1712, 14685), (1780, 14124), (1958, 12840), (2136, 11770), (2140, 11748), (2354, 10680), (2568, 9790), (2640, 9523), (2670, 9416), (2937, 8560), (3210, 7832), (3531, 7120), (3560, 7062), (3916, 6420), (4272, 5885), (4280, 5874), (4708, 5340), (4895, 5136)]