1261516480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:583

約数の個数: 224

約数和(自身を含む): 3647066112

約数和(自身を除く): 2385549632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 64, 70, 74, 80, 112, 124, 140, 148, 155, 160, 185, 217, 224, 248, 259, 280, 296, 310, 320, 370, 434, 448, 491, 496, 518, 560, 592, 620, 740, 868, 982, 992, 1036, 1085, 1120, 1147, 1184, 1240, 1295, 1480, 1736, 1964, 1984, 2072, 2170, 2240, 2294, 2368, 2455, 2480, 2590, 2960, 3437, 3472, 3928, 4144, 4340, 4588, 4910, 4960, 5180, 5735, 5920, 6874, 6944, 7856, 8029, 8288, 8680, 9176, 9820, 9920, 10360, 11470, 11840, 13748, 13888, 15221, 15712, 16058, 16576, 17185, 17360, 18167, 18352, 19640, 20720, 22940, 27496, 30442, 31424, 32116, 34370, 34720, 36334, 36704, 39280, 40145, 41440, 45880, 54992, 60884, 64232, 68740, 69440, 72668, 73408, 76105, 78560, 80290, 82880, 90835, 91760, 106547, 109984, 121768, 127169, 128464, 137480, 145336, 152210, 157120, 160580, 181670, 183520, 213094, 219968, 243536, 254338, 256928, 274960, 290672, 304420, 321160, 363340, 367040, 426188, 487072, 508676, 513856, 532735, 549920, 563177, 581344, 608840, 635845, 642320, 726680, 852376, 974144, 1017352, 1065470, 1099840, 1126354, 1162688, 1217680, 1271690, 1284640, 1453360, 1704752, 2034704, 2130940, 2252708, 2435360, 2543380, 2569280, 2815885, 2906720, 3409504, 3942239, 4069408, 4261880, 4505416, 4870720, 5086760, 5631770, 5813440, 6819008, 7884478, 8138816, 8523760, 9010832, 10173520, 11263540, 15768956, 17047520, 18021664, 19711195, 20347040, 22527080, 31537912, 34095040, 36043328, 39422390, 40694080, 45054160, 63075824, 78844780, 90108320, 126151648, 157689560, 180216640, 252303296, 315379120, 630758240, 1261516480]

約数ペア:

[(1, 1261516480), (2, 630758240), (4, 315379120), (5, 252303296), (7, 180216640), (8, 157689560), (10, 126151648), (14, 90108320), (16, 78844780), (20, 63075824), (28, 45054160), (31, 40694080), (32, 39422390), (35, 36043328), (37, 34095040), (40, 31537912), (56, 22527080), (62, 20347040), (64, 19711195), (70, 18021664), (74, 17047520), (80, 15768956), (112, 11263540), (124, 10173520), (140, 9010832), (148, 8523760), (155, 8138816), (160, 7884478), (185, 6819008), (217, 5813440), (224, 5631770), (248, 5086760), (259, 4870720), (280, 4505416), (296, 4261880), (310, 4069408), (320, 3942239), (370, 3409504), (434, 2906720), (448, 2815885), (491, 2569280), (496, 2543380), (518, 2435360), (560, 2252708), (592, 2130940), (620, 2034704), (740, 1704752), (868, 1453360), (982, 1284640), (992, 1271690), (1036, 1217680), (1085, 1162688), (1120, 1126354), (1147, 1099840), (1184, 1065470), (1240, 1017352), (1295, 974144), (1480, 852376), (1736, 726680), (1964, 642320), (1984, 635845), (2072, 608840), (2170, 581344), (2240, 563177), (2294, 549920), (2368, 532735), (2455, 513856), (2480, 508676), (2590, 487072), (2960, 426188), (3437, 367040), (3472, 363340), (3928, 321160), (4144, 304420), (4340, 290672), (4588, 274960), (4910, 256928), (4960, 254338), (5180, 243536), (5735, 219968), (5920, 213094), (6874, 183520), (6944, 181670), (7856, 160580), (8029, 157120), (8288, 152210), (8680, 145336), (9176, 137480), (9820, 128464), (9920, 127169), (10360, 121768), (11470, 109984), (11840, 106547), (13748, 91760), (13888, 90835), (15221, 82880), (15712, 80290), (16058, 78560), (16576, 76105), (17185, 73408), (17360, 72668), (18167, 69440), (18352, 68740), (19640, 64232), (20720, 60884), (22940, 54992), (27496, 45880), (30442, 41440), (31424, 40145), (32116, 39280), (34370, 36704), (34720, 36334)]