280690800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:1000

約数の個数: 240

約数和(自身を含む): 1020351360

約数和(自身を除く): 739660560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 25, 26, 30, 38, 39, 40, 48, 50, 52, 57, 60, 65, 75, 76, 78, 80, 95, 100, 104, 114, 120, 130, 150, 152, 156, 190, 195, 200, 208, 228, 240, 247, 260, 285, 300, 304, 312, 325, 380, 390, 400, 456, 475, 494, 520, 570, 600, 624, 650, 741, 760, 780, 912, 947, 950, 975, 988, 1040, 1140, 1200, 1235, 1300, 1425, 1482, 1520, 1560, 1894, 1900, 1950, 1976, 2280, 2470, 2600, 2841, 2850, 2964, 3120, 3705, 3788, 3800, 3900, 3952, 4560, 4735, 4940, 5200, 5682, 5700, 5928, 6175, 7410, 7576, 7600, 7800, 9470, 9880, 11364, 11400, 11856, 12311, 12350, 14205, 14820, 15152, 15600, 17993, 18525, 18940, 19760, 22728, 22800, 23675, 24622, 24700, 28410, 29640, 35986, 36933, 37050, 37880, 45456, 47350, 49244, 49400, 53979, 56820, 59280, 61555, 71025, 71972, 73866, 74100, 75760, 89965, 94700, 98488, 98800, 107958, 113640, 123110, 142050, 143944, 147732, 148200, 179930, 184665, 189400, 196976, 215916, 227280, 233909, 246220, 269895, 284100, 287888, 295464, 296400, 307775, 359860, 369330, 378800, 431832, 449825, 467818, 492440, 539790, 568200, 590928, 615550, 701727, 719720, 738660, 863664, 899650, 923325, 935636, 984880, 1079580, 1136400, 1169545, 1231100, 1349475, 1403454, 1439440, 1477320, 1799300, 1846650, 1871272, 2159160, 2339090, 2462200, 2698950, 2806908, 2954640, 3508635, 3598600, 3693300, 3742544, 4318320, 4678180, 4924400, 5397900, 5613816, 5847725, 7017270, 7197200, 7386600, 9356360, 10795800, 11227632, 11695450, 14034540, 14773200, 17543175, 18712720, 21591600, 23390900, 28069080, 35086350, 46781800, 56138160, 70172700, 93563600, 140345400, 280690800]

約数ペア:

[(1, 280690800), (2, 140345400), (3, 93563600), (4, 70172700), (5, 56138160), (6, 46781800), (8, 35086350), (10, 28069080), (12, 23390900), (13, 21591600), (15, 18712720), (16, 17543175), (19, 14773200), (20, 14034540), (24, 11695450), (25, 11227632), (26, 10795800), (30, 9356360), (38, 7386600), (39, 7197200), (40, 7017270), (48, 5847725), (50, 5613816), (52, 5397900), (57, 4924400), (60, 4678180), (65, 4318320), (75, 3742544), (76, 3693300), (78, 3598600), (80, 3508635), (95, 2954640), (100, 2806908), (104, 2698950), (114, 2462200), (120, 2339090), (130, 2159160), (150, 1871272), (152, 1846650), (156, 1799300), (190, 1477320), (195, 1439440), (200, 1403454), (208, 1349475), (228, 1231100), (240, 1169545), (247, 1136400), (260, 1079580), (285, 984880), (300, 935636), (304, 923325), (312, 899650), (325, 863664), (380, 738660), (390, 719720), (400, 701727), (456, 615550), (475, 590928), (494, 568200), (520, 539790), (570, 492440), (600, 467818), (624, 449825), (650, 431832), (741, 378800), (760, 369330), (780, 359860), (912, 307775), (947, 296400), (950, 295464), (975, 287888), (988, 284100), (1040, 269895), (1140, 246220), (1200, 233909), (1235, 227280), (1300, 215916), (1425, 196976), (1482, 189400), (1520, 184665), (1560, 179930), (1894, 148200), (1900, 147732), (1950, 143944), (1976, 142050), (2280, 123110), (2470, 113640), (2600, 107958), (2841, 98800), (2850, 98488), (2964, 94700), (3120, 89965), (3705, 75760), (3788, 74100), (3800, 73866), (3900, 71972), (3952, 71025), (4560, 61555), (4735, 59280), (4940, 56820), (5200, 53979), (5682, 49400), (5700, 49244), (5928, 47350), (6175, 45456), (7410, 37880), (7576, 37050), (7600, 36933), (7800, 35986), (9470, 29640), (9880, 28410), (11364, 24700), (11400, 24622), (11856, 23675), (12311, 22800), (12350, 22728), (14205, 19760), (14820, 18940), (15152, 18525), (15600, 17993)]