280731360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6427}}^1$

素因数の和:6465

約数の個数: 192

約数和(自身を含む): 1088543232

約数和(自身を除く): 807811872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 6427, 7280, 8736, 10920, 12854, 14560, 19281, 21840, 25708, 32135, 38562, 43680, 44989, 51416, 64270, 77124, 83551, 89978, 96405, 102832, 128540, 134967, 154248, 167102, 179956, 192810, 205664, 224945, 250653, 257080, 269934, 308496, 334204, 359912, 385620, 417755, 449890, 501306, 514160, 539868, 584857, 616992, 668408, 674835, 719824, 771240, 835510, 899780, 1002612, 1028320, 1079736, 1169714, 1253265, 1336816, 1349670, 1439648, 1542480, 1671020, 1754571, 1799560, 2005224, 2159472, 2339428, 2506530, 2673632, 2699340, 2924285, 3084960, 3342040, 3509142, 3599120, 4010448, 4318944, 4678856, 5013060, 5398680, 5848570, 6684080, 7018284, 7198240, 8020896, 8772855, 9357712, 10026120, 10797360, 11697140, 13368160, 14036568, 17545710, 18715424, 20052240, 21594720, 23394280, 28073136, 35091420, 40104480, 46788560, 56146272, 70182840, 93577120, 140365680, 280731360]

約数ペア:

[(1, 280731360), (2, 140365680), (3, 93577120), (4, 70182840), (5, 56146272), (6, 46788560), (7, 40104480), (8, 35091420), (10, 28073136), (12, 23394280), (13, 21594720), (14, 20052240), (15, 18715424), (16, 17545710), (20, 14036568), (21, 13368160), (24, 11697140), (26, 10797360), (28, 10026120), (30, 9357712), (32, 8772855), (35, 8020896), (39, 7198240), (40, 7018284), (42, 6684080), (48, 5848570), (52, 5398680), (56, 5013060), (60, 4678856), (65, 4318944), (70, 4010448), (78, 3599120), (80, 3509142), (84, 3342040), (91, 3084960), (96, 2924285), (104, 2699340), (105, 2673632), (112, 2506530), (120, 2339428), (130, 2159472), (140, 2005224), (156, 1799560), (160, 1754571), (168, 1671020), (182, 1542480), (195, 1439648), (208, 1349670), (210, 1336816), (224, 1253265), (240, 1169714), (260, 1079736), (273, 1028320), (280, 1002612), (312, 899780), (336, 835510), (364, 771240), (390, 719824), (416, 674835), (420, 668408), (455, 616992), (480, 584857), (520, 539868), (546, 514160), (560, 501306), (624, 449890), (672, 417755), (728, 385620), (780, 359912), (840, 334204), (910, 308496), (1040, 269934), (1092, 257080), (1120, 250653), (1248, 224945), (1365, 205664), (1456, 192810), (1560, 179956), (1680, 167102), (1820, 154248), (2080, 134967), (2184, 128540), (2730, 102832), (2912, 96405), (3120, 89978), (3360, 83551), (3640, 77124), (4368, 64270), (5460, 51416), (6240, 44989), (6427, 43680), (7280, 38562), (8736, 32135), (10920, 25708), (12854, 21840), (14560, 19281)]