289204320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1669}}^1$

素因数の和:1725

約数の個数: 144

約数和(自身を含む): 962040240

約数和(自身を除く): 672835920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 480, 570, 608, 722, 760, 912, 1083, 1140, 1444, 1520, 1669, 1805, 1824, 2166, 2280, 2888, 3040, 3338, 3610, 4332, 4560, 5007, 5415, 5776, 6676, 7220, 8345, 8664, 9120, 10014, 10830, 11552, 13352, 14440, 16690, 17328, 20028, 21660, 25035, 26704, 28880, 31711, 33380, 34656, 40056, 43320, 50070, 53408, 57760, 63422, 66760, 80112, 86640, 95133, 100140, 126844, 133520, 158555, 160224, 173280, 190266, 200280, 253688, 267040, 317110, 380532, 400560, 475665, 507376, 602509, 634220, 761064, 801120, 951330, 1014752, 1205018, 1268440, 1522128, 1807527, 1902660, 2410036, 2536880, 3012545, 3044256, 3615054, 3805320, 4820072, 5073760, 6025090, 7230108, 7610640, 9037635, 9640144, 12050180, 14460216, 15221280, 18075270, 19280288, 24100360, 28920432, 36150540, 48200720, 57840864, 72301080, 96401440, 144602160, 289204320]

約数ペア:

[(1, 289204320), (2, 144602160), (3, 96401440), (4, 72301080), (5, 57840864), (6, 48200720), (8, 36150540), (10, 28920432), (12, 24100360), (15, 19280288), (16, 18075270), (19, 15221280), (20, 14460216), (24, 12050180), (30, 9640144), (32, 9037635), (38, 7610640), (40, 7230108), (48, 6025090), (57, 5073760), (60, 4820072), (76, 3805320), (80, 3615054), (95, 3044256), (96, 3012545), (114, 2536880), (120, 2410036), (152, 1902660), (160, 1807527), (190, 1522128), (228, 1268440), (240, 1205018), (285, 1014752), (304, 951330), (361, 801120), (380, 761064), (456, 634220), (480, 602509), (570, 507376), (608, 475665), (722, 400560), (760, 380532), (912, 317110), (1083, 267040), (1140, 253688), (1444, 200280), (1520, 190266), (1669, 173280), (1805, 160224), (1824, 158555), (2166, 133520), (2280, 126844), (2888, 100140), (3040, 95133), (3338, 86640), (3610, 80112), (4332, 66760), (4560, 63422), (5007, 57760), (5415, 53408), (5776, 50070), (6676, 43320), (7220, 40056), (8345, 34656), (8664, 33380), (9120, 31711), (10014, 28880), (10830, 26704), (11552, 25035), (13352, 21660), (14440, 20028), (16690, 17328)]