251123760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 320

約数和(自身を含む): 946368000

約数和(自身を除く): 695244240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 29, 30, 36, 38, 40, 45, 48, 54, 57, 58, 60, 72, 76, 80, 87, 90, 95, 108, 114, 116, 120, 135, 144, 145, 152, 171, 174, 180, 190, 211, 216, 228, 232, 240, 261, 270, 285, 290, 304, 342, 348, 360, 380, 422, 432, 435, 456, 464, 513, 522, 540, 551, 570, 580, 633, 684, 696, 720, 760, 783, 844, 855, 870, 912, 1026, 1044, 1055, 1080, 1102, 1140, 1160, 1266, 1305, 1368, 1392, 1520, 1566, 1653, 1688, 1710, 1740, 1899, 2052, 2088, 2110, 2160, 2204, 2280, 2320, 2532, 2565, 2610, 2736, 2755, 3132, 3165, 3306, 3376, 3420, 3480, 3798, 3915, 4009, 4104, 4176, 4220, 4408, 4560, 4959, 5064, 5130, 5220, 5510, 5697, 6119, 6264, 6330, 6612, 6840, 6960, 7596, 7830, 8018, 8208, 8265, 8440, 8816, 9495, 9918, 10128, 10260, 10440, 11020, 11394, 12027, 12238, 12528, 12660, 13224, 13680, 14877, 15192, 15660, 16036, 16530, 16880, 18357, 18990, 19836, 20045, 20520, 20880, 22040, 22788, 24054, 24476, 24795, 25320, 26448, 28485, 29754, 30384, 30595, 31320, 32072, 33060, 36081, 36714, 37980, 39672, 40090, 41040, 44080, 45576, 48108, 48952, 49590, 50640, 55071, 56970, 59508, 60135, 61190, 62640, 64144, 66120, 72162, 73428, 74385, 75960, 79344, 80180, 91152, 91785, 96216, 97904, 99180, 108243, 110142, 113940, 116261, 119016, 120270, 122380, 132240, 144324, 146856, 148770, 151920, 160360, 165213, 180405, 183570, 192432, 198360, 216486, 220284, 227880, 232522, 238032, 240540, 244760, 275355, 288648, 293712, 297540, 320720, 330426, 348783, 360810, 367140, 396720, 432972, 440568, 455760, 465044, 481080, 489520, 541215, 550710, 577296, 581305, 595080, 660852, 697566, 721620, 734280, 826065, 865944, 881136, 930088, 962160, 1046349, 1082430, 1101420, 1162610, 1190160, 1321704, 1395132, 1443240, 1468560, 1652130, 1731888, 1743915, 1860176, 2092698, 2164860, 2202840, 2325220, 2643408, 2790264, 2886480, 3139047, 3304260, 3487830, 4185396, 4329720, 4405680, 4650440, 5231745, 5580528, 6278094, 6608520, 6975660, 8370792, 8659440, 9300880, 10463490, 12556188, 13217040, 13951320, 15695235, 16741584, 20926980, 25112376, 27902640, 31390470, 41853960, 50224752, 62780940, 83707920, 125561880, 251123760]

約数ペア:

[(1, 251123760), (2, 125561880), (3, 83707920), (4, 62780940), (5, 50224752), (6, 41853960), (8, 31390470), (9, 27902640), (10, 25112376), (12, 20926980), (15, 16741584), (16, 15695235), (18, 13951320), (19, 13217040), (20, 12556188), (24, 10463490), (27, 9300880), (29, 8659440), (30, 8370792), (36, 6975660), (38, 6608520), (40, 6278094), (45, 5580528), (48, 5231745), (54, 4650440), (57, 4405680), (58, 4329720), (60, 4185396), (72, 3487830), (76, 3304260), (80, 3139047), (87, 2886480), (90, 2790264), (95, 2643408), (108, 2325220), (114, 2202840), (116, 2164860), (120, 2092698), (135, 1860176), (144, 1743915), (145, 1731888), (152, 1652130), (171, 1468560), (174, 1443240), (180, 1395132), (190, 1321704), (211, 1190160), (216, 1162610), (228, 1101420), (232, 1082430), (240, 1046349), (261, 962160), (270, 930088), (285, 881136), (290, 865944), (304, 826065), (342, 734280), (348, 721620), (360, 697566), (380, 660852), (422, 595080), (432, 581305), (435, 577296), (456, 550710), (464, 541215), (513, 489520), (522, 481080), (540, 465044), (551, 455760), (570, 440568), (580, 432972), (633, 396720), (684, 367140), (696, 360810), (720, 348783), (760, 330426), (783, 320720), (844, 297540), (855, 293712), (870, 288648), (912, 275355), (1026, 244760), (1044, 240540), (1055, 238032), (1080, 232522), (1102, 227880), (1140, 220284), (1160, 216486), (1266, 198360), (1305, 192432), (1368, 183570), (1392, 180405), (1520, 165213), (1566, 160360), (1653, 151920), (1688, 148770), (1710, 146856), (1740, 144324), (1899, 132240), (2052, 122380), (2088, 120270), (2110, 119016), (2160, 116261), (2204, 113940), (2280, 110142), (2320, 108243), (2532, 99180), (2565, 97904), (2610, 96216), (2736, 91785), (2755, 91152), (3132, 80180), (3165, 79344), (3306, 75960), (3376, 74385), (3420, 73428), (3480, 72162), (3798, 66120), (3915, 64144), (4009, 62640), (4104, 61190), (4176, 60135), (4220, 59508), (4408, 56970), (4560, 55071), (4959, 50640), (5064, 49590), (5130, 48952), (5220, 48108), (5510, 45576), (5697, 44080), (6119, 41040), (6264, 40090), (6330, 39672), (6612, 37980), (6840, 36714), (6960, 36081), (7596, 33060), (7830, 32072), (8018, 31320), (8208, 30595), (8265, 30384), (8440, 29754), (8816, 28485), (9495, 26448), (9918, 25320), (10128, 24795), (10260, 24476), (10440, 24054), (11020, 22788), (11394, 22040), (12027, 20880), (12238, 20520), (12528, 20045), (12660, 19836), (13224, 18990), (13680, 18357), (14877, 16880), (15192, 16530), (15660, 16036)]