20161343840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{3331}}^1$

素因数の和:3557

約数の個数: 192

約数和(自身を含む): 55014785280

約数和(自身を除く): 34853441440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 181, 190, 209, 220, 304, 352, 362, 380, 418, 440, 608, 724, 760, 836, 880, 905, 1045, 1448, 1520, 1672, 1760, 1810, 1991, 2090, 2896, 3040, 3331, 3344, 3439, 3620, 3982, 4180, 5792, 6662, 6688, 6878, 7240, 7964, 8360, 9955, 13324, 13756, 14480, 15928, 16655, 16720, 17195, 19910, 26648, 27512, 28960, 31856, 33310, 33440, 34390, 36641, 37829, 39820, 53296, 55024, 63289, 63712, 66620, 68780, 73282, 75658, 79640, 106592, 110048, 126578, 133240, 137560, 146564, 151316, 159280, 183205, 189145, 253156, 266480, 275120, 293128, 302632, 316445, 318560, 366410, 378290, 506312, 532960, 550240, 586256, 602911, 605264, 632890, 696179, 732820, 756580, 1012624, 1172512, 1205822, 1210528, 1265780, 1392358, 1465640, 1513160, 2025248, 2411644, 2531560, 2784716, 2931280, 3014555, 3026320, 3480895, 4823288, 5063120, 5569432, 5862560, 6029110, 6052640, 6632021, 6961790, 9646576, 10126240, 11138864, 11455309, 12058220, 13264042, 13923580, 19293152, 22277728, 22910618, 24116440, 26528084, 27847160, 33160105, 45821236, 48232880, 53056168, 55694320, 57276545, 66320210, 91642472, 96465760, 106112336, 111388640, 114553090, 126008399, 132640420, 183284944, 212224672, 229106180, 252016798, 265280840, 366569888, 458212360, 504033596, 530561680, 630041995, 916424720, 1008067192, 1061123360, 1260083990, 1832849440, 2016134384, 2520167980, 4032268768, 5040335960, 10080671920, 20161343840]

約数ペア:

[(1, 20161343840), (2, 10080671920), (4, 5040335960), (5, 4032268768), (8, 2520167980), (10, 2016134384), (11, 1832849440), (16, 1260083990), (19, 1061123360), (20, 1008067192), (22, 916424720), (32, 630041995), (38, 530561680), (40, 504033596), (44, 458212360), (55, 366569888), (76, 265280840), (80, 252016798), (88, 229106180), (95, 212224672), (110, 183284944), (152, 132640420), (160, 126008399), (176, 114553090), (181, 111388640), (190, 106112336), (209, 96465760), (220, 91642472), (304, 66320210), (352, 57276545), (362, 55694320), (380, 53056168), (418, 48232880), (440, 45821236), (608, 33160105), (724, 27847160), (760, 26528084), (836, 24116440), (880, 22910618), (905, 22277728), (1045, 19293152), (1448, 13923580), (1520, 13264042), (1672, 12058220), (1760, 11455309), (1810, 11138864), (1991, 10126240), (2090, 9646576), (2896, 6961790), (3040, 6632021), (3331, 6052640), (3344, 6029110), (3439, 5862560), (3620, 5569432), (3982, 5063120), (4180, 4823288), (5792, 3480895), (6662, 3026320), (6688, 3014555), (6878, 2931280), (7240, 2784716), (7964, 2531560), (8360, 2411644), (9955, 2025248), (13324, 1513160), (13756, 1465640), (14480, 1392358), (15928, 1265780), (16655, 1210528), (16720, 1205822), (17195, 1172512), (19910, 1012624), (26648, 756580), (27512, 732820), (28960, 696179), (31856, 632890), (33310, 605264), (33440, 602911), (34390, 586256), (36641, 550240), (37829, 532960), (39820, 506312), (53296, 378290), (55024, 366410), (63289, 318560), (63712, 316445), (66620, 302632), (68780, 293128), (73282, 275120), (75658, 266480), (79640, 253156), (106592, 189145), (110048, 183205), (126578, 159280), (133240, 151316), (137560, 146564)]