28731560760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71707}}^1$

素因数の和:71787

約数の個数: 256

約数和(自身を含む): 111520281600

約数和(自身を除く): 82788720840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 53, 54, 56, 60, 63, 70, 72, 84, 90, 105, 106, 108, 120, 126, 135, 140, 159, 168, 180, 189, 210, 212, 216, 252, 265, 270, 280, 315, 318, 360, 371, 378, 420, 424, 477, 504, 530, 540, 630, 636, 742, 756, 795, 840, 945, 954, 1060, 1080, 1113, 1260, 1272, 1431, 1484, 1512, 1590, 1855, 1890, 1908, 2120, 2226, 2385, 2520, 2862, 2968, 3180, 3339, 3710, 3780, 3816, 4452, 4770, 5565, 5724, 6360, 6678, 7155, 7420, 7560, 8904, 9540, 10017, 11130, 11448, 13356, 14310, 14840, 16695, 19080, 20034, 22260, 26712, 28620, 33390, 40068, 44520, 50085, 57240, 66780, 71707, 80136, 100170, 133560, 143414, 200340, 215121, 286828, 358535, 400680, 430242, 501949, 573656, 645363, 717070, 860484, 1003898, 1075605, 1290726, 1434140, 1505847, 1720968, 1936089, 2007796, 2151210, 2509745, 2581452, 2868280, 3011694, 3226815, 3800471, 3872178, 4015592, 4302420, 4517541, 5019490, 5162904, 6023388, 6453630, 7529235, 7600942, 7744356, 8604840, 9035082, 9680445, 10038980, 11401413, 12046776, 12907260, 13552623, 15058470, 15201884, 15488712, 18070164, 19002355, 19360890, 20077960, 22587705, 22802826, 25814520, 26603297, 27105246, 30116940, 30403768, 34204239, 36140328, 38004710, 38721780, 45175410, 45605652, 53206594, 54210492, 57007065, 60233880, 67763115, 68408478, 76009420, 77443560, 79809891, 90350820, 91211304, 102612717, 106413188, 108420984, 114014130, 133016485, 135526230, 136816956, 152018840, 159619782, 171021195, 180701640, 205225434, 212826376, 228028260, 239429673, 266032970, 271052460, 273633912, 319239564, 342042390, 399049455, 410450868, 456056520, 478859346, 513063585, 532065940, 542104920, 638479128, 684084780, 718289019, 798098910, 820901736, 957718692, 1026127170, 1064131880, 1197148365, 1368169560, 1436578038, 1596197820, 1915437384, 2052254340, 2394296730, 2873156076, 3192395640, 3591445095, 4104508680, 4788593460, 5746312152, 7182890190, 9577186920, 14365780380, 28731560760]

約数ペア:

[(1, 28731560760), (2, 14365780380), (3, 9577186920), (4, 7182890190), (5, 5746312152), (6, 4788593460), (7, 4104508680), (8, 3591445095), (9, 3192395640), (10, 2873156076), (12, 2394296730), (14, 2052254340), (15, 1915437384), (18, 1596197820), (20, 1436578038), (21, 1368169560), (24, 1197148365), (27, 1064131880), (28, 1026127170), (30, 957718692), (35, 820901736), (36, 798098910), (40, 718289019), (42, 684084780), (45, 638479128), (53, 542104920), (54, 532065940), (56, 513063585), (60, 478859346), (63, 456056520), (70, 410450868), (72, 399049455), (84, 342042390), (90, 319239564), (105, 273633912), (106, 271052460), (108, 266032970), (120, 239429673), (126, 228028260), (135, 212826376), (140, 205225434), (159, 180701640), (168, 171021195), (180, 159619782), (189, 152018840), (210, 136816956), (212, 135526230), (216, 133016485), (252, 114014130), (265, 108420984), (270, 106413188), (280, 102612717), (315, 91211304), (318, 90350820), (360, 79809891), (371, 77443560), (378, 76009420), (420, 68408478), (424, 67763115), (477, 60233880), (504, 57007065), (530, 54210492), (540, 53206594), (630, 45605652), (636, 45175410), (742, 38721780), (756, 38004710), (795, 36140328), (840, 34204239), (945, 30403768), (954, 30116940), (1060, 27105246), (1080, 26603297), (1113, 25814520), (1260, 22802826), (1272, 22587705), (1431, 20077960), (1484, 19360890), (1512, 19002355), (1590, 18070164), (1855, 15488712), (1890, 15201884), (1908, 15058470), (2120, 13552623), (2226, 12907260), (2385, 12046776), (2520, 11401413), (2862, 10038980), (2968, 9680445), (3180, 9035082), (3339, 8604840), (3710, 7744356), (3780, 7600942), (3816, 7529235), (4452, 6453630), (4770, 6023388), (5565, 5162904), (5724, 5019490), (6360, 4517541), (6678, 4302420), (7155, 4015592), (7420, 3872178), (7560, 3800471), (8904, 3226815), (9540, 3011694), (10017, 2868280), (11130, 2581452), (11448, 2509745), (13356, 2151210), (14310, 2007796), (14840, 1936089), (16695, 1720968), (19080, 1505847), (20034, 1434140), (22260, 1290726), (26712, 1075605), (28620, 1003898), (33390, 860484), (40068, 717070), (44520, 645363), (50085, 573656), (57240, 501949), (66780, 430242), (71707, 400680), (80136, 358535), (100170, 286828), (133560, 215121), (143414, 200340)]