129380880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1721

約数の個数: 160

約数和(自身を含む): 447292800

約数和(自身を除く): 317911920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1669, 1938, 2040, 2280, 2584, 3230, 3338, 3876, 4080, 4560, 4845, 5007, 5168, 6460, 6676, 7752, 8345, 9690, 10014, 12920, 13352, 15504, 16690, 19380, 20028, 25035, 25840, 26704, 28373, 31711, 33380, 38760, 40056, 50070, 56746, 63422, 66760, 77520, 80112, 85119, 95133, 100140, 113492, 126844, 133520, 141865, 158555, 170238, 190266, 200280, 226984, 253688, 283730, 317110, 340476, 380532, 400560, 425595, 453968, 475665, 507376, 539087, 567460, 634220, 680952, 761064, 851190, 951330, 1078174, 1134920, 1268440, 1361904, 1522128, 1617261, 1702380, 1902660, 2156348, 2269840, 2536880, 2695435, 3234522, 3404760, 3805320, 4312696, 5390870, 6469044, 6809520, 7610640, 8086305, 8625392, 10781740, 12938088, 16172610, 21563480, 25876176, 32345220, 43126960, 64690440, 129380880]

約数ペア:

[(1, 129380880), (2, 64690440), (3, 43126960), (4, 32345220), (5, 25876176), (6, 21563480), (8, 16172610), (10, 12938088), (12, 10781740), (15, 8625392), (16, 8086305), (17, 7610640), (19, 6809520), (20, 6469044), (24, 5390870), (30, 4312696), (34, 3805320), (38, 3404760), (40, 3234522), (48, 2695435), (51, 2536880), (57, 2269840), (60, 2156348), (68, 1902660), (76, 1702380), (80, 1617261), (85, 1522128), (95, 1361904), (102, 1268440), (114, 1134920), (120, 1078174), (136, 951330), (152, 851190), (170, 761064), (190, 680952), (204, 634220), (228, 567460), (240, 539087), (255, 507376), (272, 475665), (285, 453968), (304, 425595), (323, 400560), (340, 380532), (380, 340476), (408, 317110), (456, 283730), (510, 253688), (570, 226984), (646, 200280), (680, 190266), (760, 170238), (816, 158555), (912, 141865), (969, 133520), (1020, 126844), (1140, 113492), (1292, 100140), (1360, 95133), (1520, 85119), (1615, 80112), (1669, 77520), (1938, 66760), (2040, 63422), (2280, 56746), (2584, 50070), (3230, 40056), (3338, 38760), (3876, 33380), (4080, 31711), (4560, 28373), (4845, 26704), (5007, 25840), (5168, 25035), (6460, 20028), (6676, 19380), (7752, 16690), (8345, 15504), (9690, 13352), (10014, 12920)]