197915400

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 240

約数和(自身を含む): 724693200

約数和(自身を除く): 526777800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 50, 54, 57, 60, 72, 75, 76, 81, 90, 95, 100, 108, 114, 120, 135, 150, 152, 162, 171, 180, 190, 200, 216, 225, 228, 270, 285, 300, 324, 342, 360, 380, 405, 450, 456, 475, 513, 540, 570, 600, 643, 648, 675, 684, 760, 810, 855, 900, 950, 1026, 1080, 1140, 1286, 1350, 1368, 1425, 1539, 1620, 1710, 1800, 1900, 1929, 2025, 2052, 2280, 2565, 2572, 2700, 2850, 3078, 3215, 3240, 3420, 3800, 3858, 4050, 4104, 4275, 5130, 5144, 5400, 5700, 5787, 6156, 6430, 6840, 7695, 7716, 8100, 8550, 9645, 10260, 11400, 11574, 12217, 12312, 12825, 12860, 15390, 15432, 16075, 16200, 17100, 17361, 19290, 20520, 23148, 24434, 25650, 25720, 28935, 30780, 32150, 34200, 34722, 36651, 38475, 38580, 46296, 48225, 48868, 51300, 52083, 57870, 61085, 61560, 64300, 69444, 73302, 76950, 77160, 86805, 96450, 97736, 102600, 104166, 109953, 115740, 122170, 128600, 138888, 144675, 146604, 153900, 173610, 183255, 192900, 208332, 219906, 231480, 244340, 260415, 289350, 293208, 305425, 307800, 329859, 347220, 366510, 385800, 416664, 434025, 439812, 488680, 520830, 549765, 578700, 610850, 659718, 694440, 733020, 868050, 879624, 916275, 989577, 1041660, 1099530, 1157400, 1221700, 1302075, 1319436, 1466040, 1649295, 1736100, 1832550, 1979154, 2083320, 2199060, 2443400, 2604150, 2638872, 2748825, 3298590, 3472200, 3665100, 3958308, 4398120, 4947885, 5208300, 5497650, 6597180, 7330200, 7916616, 8246475, 9895770, 10416600, 10995300, 13194360, 16492950, 19791540, 21990600, 24739425, 32985900, 39583080, 49478850, 65971800, 98957700, 197915400]

約数ペア:

[(1, 197915400), (2, 98957700), (3, 65971800), (4, 49478850), (5, 39583080), (6, 32985900), (8, 24739425), (9, 21990600), (10, 19791540), (12, 16492950), (15, 13194360), (18, 10995300), (19, 10416600), (20, 9895770), (24, 8246475), (25, 7916616), (27, 7330200), (30, 6597180), (36, 5497650), (38, 5208300), (40, 4947885), (45, 4398120), (50, 3958308), (54, 3665100), (57, 3472200), (60, 3298590), (72, 2748825), (75, 2638872), (76, 2604150), (81, 2443400), (90, 2199060), (95, 2083320), (100, 1979154), (108, 1832550), (114, 1736100), (120, 1649295), (135, 1466040), (150, 1319436), (152, 1302075), (162, 1221700), (171, 1157400), (180, 1099530), (190, 1041660), (200, 989577), (216, 916275), (225, 879624), (228, 868050), (270, 733020), (285, 694440), (300, 659718), (324, 610850), (342, 578700), (360, 549765), (380, 520830), (405, 488680), (450, 439812), (456, 434025), (475, 416664), (513, 385800), (540, 366510), (570, 347220), (600, 329859), (643, 307800), (648, 305425), (675, 293208), (684, 289350), (760, 260415), (810, 244340), (855, 231480), (900, 219906), (950, 208332), (1026, 192900), (1080, 183255), (1140, 173610), (1286, 153900), (1350, 146604), (1368, 144675), (1425, 138888), (1539, 128600), (1620, 122170), (1710, 115740), (1800, 109953), (1900, 104166), (1929, 102600), (2025, 97736), (2052, 96450), (2280, 86805), (2565, 77160), (2572, 76950), (2700, 73302), (2850, 69444), (3078, 64300), (3215, 61560), (3240, 61085), (3420, 57870), (3800, 52083), (3858, 51300), (4050, 48868), (4104, 48225), (4275, 46296), (5130, 38580), (5144, 38475), (5400, 36651), (5700, 34722), (5787, 34200), (6156, 32150), (6430, 30780), (6840, 28935), (7695, 25720), (7716, 25650), (8100, 24434), (8550, 23148), (9645, 20520), (10260, 19290), (11400, 17361), (11574, 17100), (12217, 16200), (12312, 16075), (12825, 15432), (12860, 15390)]