201996715920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{454211}}^1$

素因数の和:454353

約数の個数: 160

約数和(自身を含む): 669108781440

約数和(自身を除く): 467112065520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 109, 120, 136, 170, 204, 218, 240, 255, 272, 327, 340, 408, 436, 510, 545, 654, 680, 816, 872, 1020, 1090, 1308, 1360, 1635, 1744, 1853, 2040, 2180, 2616, 3270, 3706, 4080, 4360, 5232, 5559, 6540, 7412, 8720, 9265, 11118, 13080, 14824, 18530, 22236, 26160, 27795, 29648, 37060, 44472, 55590, 74120, 88944, 111180, 148240, 222360, 444720, 454211, 908422, 1362633, 1816844, 2271055, 2725266, 3633688, 4542110, 5450532, 6813165, 7267376, 7721587, 9084220, 10901064, 13626330, 15443174, 18168440, 21802128, 23164761, 27252660, 30886348, 36336880, 38607935, 46329522, 49508999, 54505320, 61772696, 77215870, 92659044, 99017998, 109010640, 115823805, 123545392, 148526997, 154431740, 185318088, 198035996, 231647610, 247544995, 297053994, 308863480, 370636176, 396071992, 463295220, 495089990, 594107988, 617726960, 742634985, 792143984, 841652983, 926590440, 990179980, 1188215976, 1485269970, 1683305966, 1853180880, 1980359960, 2376431952, 2524958949, 2970539940, 3366611932, 3960719920, 4208264915, 5049917898, 5941079880, 6733223864, 8416529830, 10099835796, 11882159760, 12624794745, 13466447728, 16833059660, 20199671592, 25249589490, 33666119320, 40399343184, 50499178980, 67332238640, 100998357960, 201996715920]

約数ペア:

[(1, 201996715920), (2, 100998357960), (3, 67332238640), (4, 50499178980), (5, 40399343184), (6, 33666119320), (8, 25249589490), (10, 20199671592), (12, 16833059660), (15, 13466447728), (16, 12624794745), (17, 11882159760), (20, 10099835796), (24, 8416529830), (30, 6733223864), (34, 5941079880), (40, 5049917898), (48, 4208264915), (51, 3960719920), (60, 3366611932), (68, 2970539940), (80, 2524958949), (85, 2376431952), (102, 1980359960), (109, 1853180880), (120, 1683305966), (136, 1485269970), (170, 1188215976), (204, 990179980), (218, 926590440), (240, 841652983), (255, 792143984), (272, 742634985), (327, 617726960), (340, 594107988), (408, 495089990), (436, 463295220), (510, 396071992), (545, 370636176), (654, 308863480), (680, 297053994), (816, 247544995), (872, 231647610), (1020, 198035996), (1090, 185318088), (1308, 154431740), (1360, 148526997), (1635, 123545392), (1744, 115823805), (1853, 109010640), (2040, 99017998), (2180, 92659044), (2616, 77215870), (3270, 61772696), (3706, 54505320), (4080, 49508999), (4360, 46329522), (5232, 38607935), (5559, 36336880), (6540, 30886348), (7412, 27252660), (8720, 23164761), (9265, 21802128), (11118, 18168440), (13080, 15443174), (14824, 13626330), (18530, 10901064), (22236, 9084220), (26160, 7721587), (27795, 7267376), (29648, 6813165), (37060, 5450532), (44472, 4542110), (55590, 3633688), (74120, 2725266), (88944, 2271055), (111180, 1816844), (148240, 1362633), (222360, 908422), (444720, 454211)]