2681207360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1301

約数の個数: 224

約数和(自身を含む): 7521196032

約数和(自身を除く): 4839988672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 130, 136, 155, 160, 170, 208, 221, 248, 260, 272, 310, 320, 340, 403, 416, 442, 496, 520, 527, 544, 620, 680, 806, 832, 884, 992, 1040, 1054, 1088, 1105, 1223, 1240, 1360, 1612, 1768, 1984, 2015, 2080, 2108, 2210, 2446, 2480, 2635, 2720, 3224, 3536, 4030, 4160, 4216, 4420, 4892, 4960, 5270, 5440, 6115, 6448, 6851, 7072, 8060, 8432, 8840, 9784, 9920, 10540, 12230, 12896, 13702, 14144, 15899, 16120, 16864, 17680, 19568, 20791, 21080, 24460, 25792, 27404, 31798, 32240, 33728, 34255, 35360, 37913, 39136, 41582, 42160, 48920, 54808, 63596, 64480, 68510, 70720, 75826, 78272, 79495, 83164, 84320, 97840, 103955, 109616, 127192, 128960, 137020, 151652, 158990, 166328, 168640, 189565, 195680, 207910, 219232, 254384, 270283, 274040, 303304, 317980, 332656, 379130, 391360, 415820, 438464, 492869, 508768, 540566, 548080, 606608, 635960, 644521, 665312, 758260, 831640, 985738, 1017536, 1081132, 1096160, 1213216, 1271920, 1289042, 1330624, 1351415, 1516520, 1663280, 1971476, 2162264, 2192320, 2426432, 2464345, 2543840, 2578084, 2702830, 3033040, 3222605, 3326560, 3942952, 4324528, 4928690, 5087680, 5156168, 5405660, 6066080, 6445210, 6653120, 7885904, 8378773, 8649056, 9857380, 10312336, 10811320, 12132160, 12890420, 15771808, 16757546, 17298112, 19714760, 20624672, 21622640, 25780840, 31543616, 33515092, 39429520, 41249344, 41893865, 43245280, 51561680, 67030184, 78859040, 83787730, 86490560, 103123360, 134060368, 157718080, 167575460, 206246720, 268120736, 335150920, 536241472, 670301840, 1340603680, 2681207360]

約数ペア:

[(1, 2681207360), (2, 1340603680), (4, 670301840), (5, 536241472), (8, 335150920), (10, 268120736), (13, 206246720), (16, 167575460), (17, 157718080), (20, 134060368), (26, 103123360), (31, 86490560), (32, 83787730), (34, 78859040), (40, 67030184), (52, 51561680), (62, 43245280), (64, 41893865), (65, 41249344), (68, 39429520), (80, 33515092), (85, 31543616), (104, 25780840), (124, 21622640), (130, 20624672), (136, 19714760), (155, 17298112), (160, 16757546), (170, 15771808), (208, 12890420), (221, 12132160), (248, 10811320), (260, 10312336), (272, 9857380), (310, 8649056), (320, 8378773), (340, 7885904), (403, 6653120), (416, 6445210), (442, 6066080), (496, 5405660), (520, 5156168), (527, 5087680), (544, 4928690), (620, 4324528), (680, 3942952), (806, 3326560), (832, 3222605), (884, 3033040), (992, 2702830), (1040, 2578084), (1054, 2543840), (1088, 2464345), (1105, 2426432), (1223, 2192320), (1240, 2162264), (1360, 1971476), (1612, 1663280), (1768, 1516520), (1984, 1351415), (2015, 1330624), (2080, 1289042), (2108, 1271920), (2210, 1213216), (2446, 1096160), (2480, 1081132), (2635, 1017536), (2720, 985738), (3224, 831640), (3536, 758260), (4030, 665312), (4160, 644521), (4216, 635960), (4420, 606608), (4892, 548080), (4960, 540566), (5270, 508768), (5440, 492869), (6115, 438464), (6448, 415820), (6851, 391360), (7072, 379130), (8060, 332656), (8432, 317980), (8840, 303304), (9784, 274040), (9920, 270283), (10540, 254384), (12230, 219232), (12896, 207910), (13702, 195680), (14144, 189565), (15899, 168640), (16120, 166328), (16864, 158990), (17680, 151652), (19568, 137020), (20791, 128960), (21080, 127192), (24460, 109616), (25792, 103955), (27404, 97840), (31798, 84320), (32240, 83164), (33728, 79495), (34255, 78272), (35360, 75826), (37913, 70720), (39136, 68510), (41582, 64480), (42160, 63596), (48920, 54808)]