15663029480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1291

約数の個数: 128

約数和(自身を含む): 40621996800

約数和(自身を除く): 24958967320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 307, 514, 614, 709, 1028, 1228, 1285, 1418, 1535, 1799, 2056, 2149, 2456, 2570, 2836, 3070, 3545, 3598, 4298, 4963, 5140, 5672, 6140, 7090, 7196, 8596, 8995, 9926, 10280, 10745, 12280, 14180, 14392, 17192, 17990, 19852, 21490, 24815, 28360, 35980, 39704, 42980, 49630, 71960, 78899, 85960, 99260, 157798, 182213, 198520, 217663, 315596, 364426, 394495, 435326, 552293, 631192, 728852, 788990, 870652, 911065, 1088315, 1104586, 1275491, 1457704, 1523641, 1577980, 1741304, 1822130, 2176630, 2209172, 2550982, 2761465, 3047282, 3155960, 3644260, 4353260, 4418344, 5101964, 5522930, 6094564, 6377455, 7288520, 7618205, 8706520, 10203928, 11045860, 12189128, 12754910, 15236410, 22091720, 25509820, 30472820, 51019640, 55939391, 60945640, 111878782, 223757564, 279696955, 391575737, 447515128, 559393910, 783151474, 1118787820, 1566302948, 1957878685, 2237575640, 3132605896, 3915757370, 7831514740, 15663029480]

約数ペア:

[(1, 15663029480), (2, 7831514740), (4, 3915757370), (5, 3132605896), (7, 2237575640), (8, 1957878685), (10, 1566302948), (14, 1118787820), (20, 783151474), (28, 559393910), (35, 447515128), (40, 391575737), (56, 279696955), (70, 223757564), (140, 111878782), (257, 60945640), (280, 55939391), (307, 51019640), (514, 30472820), (614, 25509820), (709, 22091720), (1028, 15236410), (1228, 12754910), (1285, 12189128), (1418, 11045860), (1535, 10203928), (1799, 8706520), (2056, 7618205), (2149, 7288520), (2456, 6377455), (2570, 6094564), (2836, 5522930), (3070, 5101964), (3545, 4418344), (3598, 4353260), (4298, 3644260), (4963, 3155960), (5140, 3047282), (5672, 2761465), (6140, 2550982), (7090, 2209172), (7196, 2176630), (8596, 1822130), (8995, 1741304), (9926, 1577980), (10280, 1523641), (10745, 1457704), (12280, 1275491), (14180, 1104586), (14392, 1088315), (17192, 911065), (17990, 870652), (19852, 788990), (21490, 728852), (24815, 631192), (28360, 552293), (35980, 435326), (39704, 394495), (42980, 364426), (49630, 315596), (71960, 217663), (78899, 198520), (85960, 182213), (99260, 157798)]