219754920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1448

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 651157080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 110, 119, 120, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 255, 264, 280, 308, 330, 340, 357, 374, 385, 408, 420, 440, 462, 476, 510, 561, 595, 616, 660, 680, 714, 748, 770, 840, 924, 935, 952, 1020, 1122, 1155, 1190, 1309, 1320, 1399, 1428, 1496, 1540, 1785, 1848, 1870, 2040, 2244, 2310, 2380, 2618, 2798, 2805, 2856, 3080, 3570, 3740, 3927, 4197, 4488, 4620, 4760, 5236, 5596, 5610, 6545, 6995, 7140, 7480, 7854, 8394, 9240, 9793, 10472, 11192, 11220, 13090, 13990, 14280, 15389, 15708, 16788, 19586, 19635, 20985, 22440, 23783, 26180, 27980, 29379, 30778, 31416, 33576, 39172, 39270, 41970, 46167, 47566, 48965, 52360, 55960, 58758, 61556, 71349, 76945, 78344, 78540, 83940, 92334, 95132, 97930, 107723, 117516, 118915, 123112, 142698, 146895, 153890, 157080, 166481, 167880, 184668, 190264, 195860, 215446, 230835, 235032, 237830, 261613, 285396, 293790, 307780, 323169, 332962, 356745, 369336, 391720, 430892, 461670, 475660, 499443, 523226, 538615, 570792, 587580, 615560, 646338, 665924, 713490, 784839, 832405, 861784, 923340, 951320, 998886, 1046452, 1077230, 1175160, 1292676, 1308065, 1331848, 1426980, 1569678, 1615845, 1664810, 1831291, 1846680, 1997772, 2092904, 2154460, 2497215, 2585352, 2616130, 2853960, 3139356, 3231690, 3329620, 3662582, 3924195, 3995544, 4308920, 4994430, 5232260, 5493873, 6278712, 6463380, 6659240, 7325164, 7848390, 9156455, 9988860, 10464520, 10987746, 12926760, 14650328, 15696780, 18312910, 19977720, 21975492, 27469365, 31393560, 36625820, 43950984, 54938730, 73251640, 109877460, 219754920]

約数ペア:

[(1, 219754920), (2, 109877460), (3, 73251640), (4, 54938730), (5, 43950984), (6, 36625820), (7, 31393560), (8, 27469365), (10, 21975492), (11, 19977720), (12, 18312910), (14, 15696780), (15, 14650328), (17, 12926760), (20, 10987746), (21, 10464520), (22, 9988860), (24, 9156455), (28, 7848390), (30, 7325164), (33, 6659240), (34, 6463380), (35, 6278712), (40, 5493873), (42, 5232260), (44, 4994430), (51, 4308920), (55, 3995544), (56, 3924195), (60, 3662582), (66, 3329620), (68, 3231690), (70, 3139356), (77, 2853960), (84, 2616130), (85, 2585352), (88, 2497215), (102, 2154460), (105, 2092904), (110, 1997772), (119, 1846680), (120, 1831291), (132, 1664810), (136, 1615845), (140, 1569678), (154, 1426980), (165, 1331848), (168, 1308065), (170, 1292676), (187, 1175160), (204, 1077230), (210, 1046452), (220, 998886), (231, 951320), (238, 923340), (255, 861784), (264, 832405), (280, 784839), (308, 713490), (330, 665924), (340, 646338), (357, 615560), (374, 587580), (385, 570792), (408, 538615), (420, 523226), (440, 499443), (462, 475660), (476, 461670), (510, 430892), (561, 391720), (595, 369336), (616, 356745), (660, 332962), (680, 323169), (714, 307780), (748, 293790), (770, 285396), (840, 261613), (924, 237830), (935, 235032), (952, 230835), (1020, 215446), (1122, 195860), (1155, 190264), (1190, 184668), (1309, 167880), (1320, 166481), (1399, 157080), (1428, 153890), (1496, 146895), (1540, 142698), (1785, 123112), (1848, 118915), (1870, 117516), (2040, 107723), (2244, 97930), (2310, 95132), (2380, 92334), (2618, 83940), (2798, 78540), (2805, 78344), (2856, 76945), (3080, 71349), (3570, 61556), (3740, 58758), (3927, 55960), (4197, 52360), (4488, 48965), (4620, 47566), (4760, 46167), (5236, 41970), (5596, 39270), (5610, 39172), (6545, 33576), (6995, 31416), (7140, 30778), (7480, 29379), (7854, 27980), (8394, 26180), (9240, 23783), (9793, 22440), (10472, 20985), (11192, 19635), (11220, 19586), (13090, 16788), (13990, 15708), (14280, 15389)]