79731540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 240

約数和(自身を含む): 292723200

約数和(自身を除く): 212991660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 79, 81, 84, 89, 90, 105, 108, 126, 135, 140, 158, 162, 178, 180, 189, 210, 237, 252, 267, 270, 315, 316, 324, 356, 378, 395, 405, 420, 445, 474, 534, 540, 553, 567, 623, 630, 711, 756, 790, 801, 810, 890, 945, 948, 1068, 1106, 1134, 1185, 1246, 1260, 1335, 1422, 1580, 1602, 1620, 1659, 1780, 1869, 1890, 2133, 2212, 2268, 2370, 2403, 2492, 2670, 2765, 2835, 2844, 3115, 3204, 3318, 3555, 3738, 3780, 4005, 4266, 4740, 4806, 4977, 5340, 5530, 5607, 5670, 6230, 6399, 6636, 7031, 7110, 7209, 7476, 8010, 8295, 8532, 9345, 9612, 9954, 10665, 11060, 11214, 11340, 12015, 12460, 12798, 14062, 14220, 14418, 14931, 16020, 16590, 16821, 18690, 19908, 21093, 21330, 22428, 24030, 24885, 25596, 28035, 28124, 28836, 29862, 31995, 33180, 33642, 35155, 36045, 37380, 42186, 42660, 44793, 48060, 49217, 49770, 50463, 56070, 59724, 63279, 63990, 67284, 70310, 72090, 74655, 84105, 84372, 89586, 98434, 99540, 100926, 105465, 112140, 126558, 127980, 140620, 144180, 147651, 149310, 168210, 179172, 189837, 196868, 201852, 210930, 223965, 246085, 252315, 253116, 295302, 298620, 316395, 336420, 379674, 421860, 442953, 447930, 492170, 504630, 569511, 590604, 632790, 738255, 759348, 885906, 895860, 949185, 984340, 1009260, 1139022, 1265580, 1328859, 1476510, 1771812, 1898370, 2214765, 2278044, 2657718, 2847555, 2953020, 3796740, 3986577, 4429530, 5315436, 5695110, 6644295, 7973154, 8859060, 11390220, 13288590, 15946308, 19932885, 26577180, 39865770, 79731540]

約数ペア:

[(1, 79731540), (2, 39865770), (3, 26577180), (4, 19932885), (5, 15946308), (6, 13288590), (7, 11390220), (9, 8859060), (10, 7973154), (12, 6644295), (14, 5695110), (15, 5315436), (18, 4429530), (20, 3986577), (21, 3796740), (27, 2953020), (28, 2847555), (30, 2657718), (35, 2278044), (36, 2214765), (42, 1898370), (45, 1771812), (54, 1476510), (60, 1328859), (63, 1265580), (70, 1139022), (79, 1009260), (81, 984340), (84, 949185), (89, 895860), (90, 885906), (105, 759348), (108, 738255), (126, 632790), (135, 590604), (140, 569511), (158, 504630), (162, 492170), (178, 447930), (180, 442953), (189, 421860), (210, 379674), (237, 336420), (252, 316395), (267, 298620), (270, 295302), (315, 253116), (316, 252315), (324, 246085), (356, 223965), (378, 210930), (395, 201852), (405, 196868), (420, 189837), (445, 179172), (474, 168210), (534, 149310), (540, 147651), (553, 144180), (567, 140620), (623, 127980), (630, 126558), (711, 112140), (756, 105465), (790, 100926), (801, 99540), (810, 98434), (890, 89586), (945, 84372), (948, 84105), (1068, 74655), (1106, 72090), (1134, 70310), (1185, 67284), (1246, 63990), (1260, 63279), (1335, 59724), (1422, 56070), (1580, 50463), (1602, 49770), (1620, 49217), (1659, 48060), (1780, 44793), (1869, 42660), (1890, 42186), (2133, 37380), (2212, 36045), (2268, 35155), (2370, 33642), (2403, 33180), (2492, 31995), (2670, 29862), (2765, 28836), (2835, 28124), (2844, 28035), (3115, 25596), (3204, 24885), (3318, 24030), (3555, 22428), (3738, 21330), (3780, 21093), (4005, 19908), (4266, 18690), (4740, 16821), (4806, 16590), (4977, 16020), (5340, 14931), (5530, 14418), (5607, 14220), (5670, 14062), (6230, 12798), (6399, 12460), (6636, 12015), (7031, 11340), (7110, 11214), (7209, 11060), (7476, 10665), (8010, 9954), (8295, 9612), (8532, 9345)]