281274240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 256

約数和(自身を含む): 987033600

約数和(自身を除く): 705759360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 59, 60, 64, 65, 78, 80, 96, 104, 118, 120, 128, 130, 156, 160, 177, 191, 192, 195, 208, 236, 240, 260, 295, 312, 320, 354, 382, 384, 390, 416, 472, 480, 520, 573, 590, 624, 640, 708, 764, 767, 780, 832, 885, 944, 955, 960, 1040, 1146, 1180, 1248, 1416, 1528, 1534, 1560, 1664, 1770, 1888, 1910, 1920, 2080, 2292, 2301, 2360, 2483, 2496, 2832, 2865, 3056, 3068, 3120, 3540, 3776, 3820, 3835, 4160, 4584, 4602, 4720, 4966, 4992, 5664, 5730, 6112, 6136, 6240, 7080, 7449, 7552, 7640, 7670, 8320, 9168, 9204, 9440, 9932, 11269, 11328, 11460, 11505, 12224, 12272, 12415, 12480, 14160, 14898, 15280, 15340, 18336, 18408, 18880, 19864, 22538, 22656, 22920, 23010, 24448, 24544, 24830, 24960, 28320, 29796, 30560, 30680, 33807, 36672, 36816, 37245, 37760, 39728, 45076, 45840, 46020, 49088, 49660, 56345, 56640, 59592, 61120, 61360, 67614, 73344, 73632, 74490, 79456, 90152, 91680, 92040, 98176, 99320, 112690, 113280, 119184, 122240, 122720, 135228, 146497, 147264, 148980, 158912, 169035, 180304, 183360, 184080, 198640, 225380, 238368, 245440, 270456, 292994, 294528, 297960, 317824, 338070, 360608, 366720, 368160, 397280, 439491, 450760, 476736, 490880, 540912, 585988, 595920, 676140, 721216, 732485, 736320, 794560, 878982, 901520, 953472, 1081824, 1171976, 1191840, 1352280, 1442432, 1464970, 1472640, 1589120, 1757964, 1803040, 2163648, 2197455, 2343952, 2383680, 2704560, 2929940, 3515928, 3606080, 4327296, 4394910, 4687904, 4767360, 5409120, 5859880, 7031856, 7212160, 8789820, 9375808, 10818240, 11719760, 14063712, 17579640, 18751616, 21636480, 23439520, 28127424, 35159280, 46879040, 56254848, 70318560, 93758080, 140637120, 281274240]

約数ペア:

[(1, 281274240), (2, 140637120), (3, 93758080), (4, 70318560), (5, 56254848), (6, 46879040), (8, 35159280), (10, 28127424), (12, 23439520), (13, 21636480), (15, 18751616), (16, 17579640), (20, 14063712), (24, 11719760), (26, 10818240), (30, 9375808), (32, 8789820), (39, 7212160), (40, 7031856), (48, 5859880), (52, 5409120), (59, 4767360), (60, 4687904), (64, 4394910), (65, 4327296), (78, 3606080), (80, 3515928), (96, 2929940), (104, 2704560), (118, 2383680), (120, 2343952), (128, 2197455), (130, 2163648), (156, 1803040), (160, 1757964), (177, 1589120), (191, 1472640), (192, 1464970), (195, 1442432), (208, 1352280), (236, 1191840), (240, 1171976), (260, 1081824), (295, 953472), (312, 901520), (320, 878982), (354, 794560), (382, 736320), (384, 732485), (390, 721216), (416, 676140), (472, 595920), (480, 585988), (520, 540912), (573, 490880), (590, 476736), (624, 450760), (640, 439491), (708, 397280), (764, 368160), (767, 366720), (780, 360608), (832, 338070), (885, 317824), (944, 297960), (955, 294528), (960, 292994), (1040, 270456), (1146, 245440), (1180, 238368), (1248, 225380), (1416, 198640), (1528, 184080), (1534, 183360), (1560, 180304), (1664, 169035), (1770, 158912), (1888, 148980), (1910, 147264), (1920, 146497), (2080, 135228), (2292, 122720), (2301, 122240), (2360, 119184), (2483, 113280), (2496, 112690), (2832, 99320), (2865, 98176), (3056, 92040), (3068, 91680), (3120, 90152), (3540, 79456), (3776, 74490), (3820, 73632), (3835, 73344), (4160, 67614), (4584, 61360), (4602, 61120), (4720, 59592), (4966, 56640), (4992, 56345), (5664, 49660), (5730, 49088), (6112, 46020), (6136, 45840), (6240, 45076), (7080, 39728), (7449, 37760), (7552, 37245), (7640, 36816), (7670, 36672), (8320, 33807), (9168, 30680), (9204, 30560), (9440, 29796), (9932, 28320), (11269, 24960), (11328, 24830), (11460, 24544), (11505, 24448), (12224, 23010), (12272, 22920), (12415, 22656), (12480, 22538), (14160, 19864), (14898, 18880), (15280, 18408), (15340, 18336)]