15902499080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{4111}}^1$

素因数の和:4351

約数の個数: 128

約数和(自身を含む): 39666654720

約数和(自身を除く): 23764155640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 173, 215, 260, 344, 346, 430, 520, 559, 692, 860, 865, 1118, 1384, 1720, 1730, 2236, 2249, 2795, 3460, 4111, 4472, 4498, 5590, 6920, 7439, 8222, 8996, 11180, 11245, 14878, 16444, 17992, 20555, 22360, 22490, 29756, 32888, 37195, 41110, 44980, 53443, 59512, 74390, 82220, 89960, 96707, 106886, 148780, 164440, 176773, 193414, 213772, 267215, 297560, 353546, 386828, 427544, 483535, 534430, 707092, 711203, 773656, 883865, 967070, 1068860, 1414184, 1422406, 1767730, 1934140, 2137720, 2298049, 2844812, 3535460, 3556015, 3868280, 4596098, 5689624, 7070920, 7112030, 9192196, 9245639, 11490245, 14224060, 18384392, 18491278, 22980490, 28448120, 30581729, 36982556, 45960980, 46228195, 61163458, 73965112, 91921960, 92456390, 122326916, 152908645, 184912780, 244653832, 305817290, 369825560, 397562477, 611634580, 795124954, 1223269160, 1590249908, 1987812385, 3180499816, 3975624770, 7951249540, 15902499080]

約数ペア:

[(1, 15902499080), (2, 7951249540), (4, 3975624770), (5, 3180499816), (8, 1987812385), (10, 1590249908), (13, 1223269160), (20, 795124954), (26, 611634580), (40, 397562477), (43, 369825560), (52, 305817290), (65, 244653832), (86, 184912780), (104, 152908645), (130, 122326916), (172, 92456390), (173, 91921960), (215, 73965112), (260, 61163458), (344, 46228195), (346, 45960980), (430, 36982556), (520, 30581729), (559, 28448120), (692, 22980490), (860, 18491278), (865, 18384392), (1118, 14224060), (1384, 11490245), (1720, 9245639), (1730, 9192196), (2236, 7112030), (2249, 7070920), (2795, 5689624), (3460, 4596098), (4111, 3868280), (4472, 3556015), (4498, 3535460), (5590, 2844812), (6920, 2298049), (7439, 2137720), (8222, 1934140), (8996, 1767730), (11180, 1422406), (11245, 1414184), (14878, 1068860), (16444, 967070), (17992, 883865), (20555, 773656), (22360, 711203), (22490, 707092), (29756, 534430), (32888, 483535), (37195, 427544), (41110, 386828), (44980, 353546), (53443, 297560), (59512, 267215), (74390, 213772), (82220, 193414), (89960, 176773), (96707, 164440), (106886, 148780)]