255899280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11717}}^1$

素因数の和:11753

約数の個数: 160

約数和(自身を含む): 976437504

約数和(自身を除く): 720538224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 11717, 21840, 23434, 35151, 46868, 58585, 70302, 82019, 93736, 117170, 140604, 152321, 164038, 175755, 187472, 234340, 246057, 281208, 304642, 328076, 351510, 410095, 456963, 468680, 492114, 562416, 609284, 656152, 703020, 761605, 820190, 913926, 937360, 984228, 1066247, 1218568, 1230285, 1312304, 1406040, 1523210, 1640380, 1827852, 1968456, 2132494, 2284815, 2437136, 2460570, 2812080, 3046420, 3198741, 3280760, 3655704, 3936912, 4264988, 4569630, 4921140, 5331235, 6092840, 6397482, 6561520, 7311408, 8529976, 9139260, 9842280, 10662470, 12185680, 12794964, 15993705, 17059952, 18278520, 19684560, 21324940, 25589928, 31987410, 36557040, 42649880, 51179856, 63974820, 85299760, 127949640, 255899280]

約数ペア:

[(1, 255899280), (2, 127949640), (3, 85299760), (4, 63974820), (5, 51179856), (6, 42649880), (7, 36557040), (8, 31987410), (10, 25589928), (12, 21324940), (13, 19684560), (14, 18278520), (15, 17059952), (16, 15993705), (20, 12794964), (21, 12185680), (24, 10662470), (26, 9842280), (28, 9139260), (30, 8529976), (35, 7311408), (39, 6561520), (40, 6397482), (42, 6092840), (48, 5331235), (52, 4921140), (56, 4569630), (60, 4264988), (65, 3936912), (70, 3655704), (78, 3280760), (80, 3198741), (84, 3046420), (91, 2812080), (104, 2460570), (105, 2437136), (112, 2284815), (120, 2132494), (130, 1968456), (140, 1827852), (156, 1640380), (168, 1523210), (182, 1406040), (195, 1312304), (208, 1230285), (210, 1218568), (240, 1066247), (260, 984228), (273, 937360), (280, 913926), (312, 820190), (336, 761605), (364, 703020), (390, 656152), (420, 609284), (455, 562416), (520, 492114), (546, 468680), (560, 456963), (624, 410095), (728, 351510), (780, 328076), (840, 304642), (910, 281208), (1040, 246057), (1092, 234340), (1365, 187472), (1456, 175755), (1560, 164038), (1680, 152321), (1820, 140604), (2184, 117170), (2730, 93736), (3120, 82019), (3640, 70302), (4368, 58585), (5460, 46868), (7280, 35151), (10920, 23434), (11717, 21840)]