199912680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2704

約数の個数: 192

約数和(自身を含む): 746366400

約数和(自身を除く): 546453720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 110, 114, 120, 132, 152, 165, 171, 180, 190, 198, 209, 220, 228, 264, 285, 330, 342, 360, 380, 396, 418, 440, 456, 495, 570, 627, 660, 684, 760, 792, 836, 855, 990, 1045, 1140, 1254, 1320, 1368, 1672, 1710, 1881, 1980, 2090, 2280, 2508, 2657, 3135, 3420, 3762, 3960, 4180, 5016, 5314, 6270, 6840, 7524, 7971, 8360, 9405, 10628, 12540, 13285, 15048, 15942, 18810, 21256, 23913, 25080, 26570, 29227, 31884, 37620, 39855, 47826, 50483, 53140, 58454, 63768, 75240, 79710, 87681, 95652, 100966, 106280, 116908, 119565, 146135, 151449, 159420, 175362, 191304, 201932, 233816, 239130, 252415, 263043, 292270, 302898, 318840, 350724, 403864, 438405, 454347, 478260, 504830, 526086, 555313, 584540, 605796, 701448, 757245, 876810, 908694, 956520, 1009660, 1052172, 1110626, 1169080, 1211592, 1315215, 1514490, 1665939, 1753620, 1817388, 2019320, 2104344, 2221252, 2271735, 2630430, 2776565, 3028980, 3331878, 3507240, 3634776, 4442504, 4543470, 4997817, 5260860, 5553130, 6057960, 6663756, 8329695, 9086940, 9995634, 10521720, 11106260, 13327512, 16659390, 18173880, 19991268, 22212520, 24989085, 33318780, 39982536, 49978170, 66637560, 99956340, 199912680]

約数ペア:

[(1, 199912680), (2, 99956340), (3, 66637560), (4, 49978170), (5, 39982536), (6, 33318780), (8, 24989085), (9, 22212520), (10, 19991268), (11, 18173880), (12, 16659390), (15, 13327512), (18, 11106260), (19, 10521720), (20, 9995634), (22, 9086940), (24, 8329695), (30, 6663756), (33, 6057960), (36, 5553130), (38, 5260860), (40, 4997817), (44, 4543470), (45, 4442504), (55, 3634776), (57, 3507240), (60, 3331878), (66, 3028980), (72, 2776565), (76, 2630430), (88, 2271735), (90, 2221252), (95, 2104344), (99, 2019320), (110, 1817388), (114, 1753620), (120, 1665939), (132, 1514490), (152, 1315215), (165, 1211592), (171, 1169080), (180, 1110626), (190, 1052172), (198, 1009660), (209, 956520), (220, 908694), (228, 876810), (264, 757245), (285, 701448), (330, 605796), (342, 584540), (360, 555313), (380, 526086), (396, 504830), (418, 478260), (440, 454347), (456, 438405), (495, 403864), (570, 350724), (627, 318840), (660, 302898), (684, 292270), (760, 263043), (792, 252415), (836, 239130), (855, 233816), (990, 201932), (1045, 191304), (1140, 175362), (1254, 159420), (1320, 151449), (1368, 146135), (1672, 119565), (1710, 116908), (1881, 106280), (1980, 100966), (2090, 95652), (2280, 87681), (2508, 79710), (2657, 75240), (3135, 63768), (3420, 58454), (3762, 53140), (3960, 50483), (4180, 47826), (5016, 39855), (5314, 37620), (6270, 31884), (6840, 29227), (7524, 26570), (7971, 25080), (8360, 23913), (9405, 21256), (10628, 18810), (12540, 15942), (13285, 15048)]