78480108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 245656320

約数和(自身を除く): 167176212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 37, 38, 42, 57, 63, 74, 76, 84, 111, 114, 126, 133, 148, 171, 222, 228, 252, 259, 266, 333, 342, 399, 443, 444, 518, 532, 666, 684, 703, 777, 798, 886, 1036, 1197, 1329, 1332, 1406, 1554, 1596, 1772, 2109, 2331, 2394, 2658, 2812, 3101, 3108, 3987, 4218, 4662, 4788, 4921, 5316, 6202, 6327, 7974, 8417, 8436, 9303, 9324, 9842, 12404, 12654, 14763, 15948, 16391, 16834, 18606, 19684, 25251, 25308, 27909, 29526, 32782, 33668, 37212, 44289, 49173, 50502, 55818, 58919, 59052, 65564, 75753, 88578, 98346, 101004, 111636, 114737, 117838, 147519, 151506, 176757, 177156, 196692, 229474, 235676, 295038, 303012, 311429, 344211, 353514, 458948, 530271, 590076, 622858, 688422, 707028, 934287, 1032633, 1060542, 1245716, 1376844, 1868574, 2065266, 2121084, 2180003, 2802861, 3737148, 4130532, 4360006, 5605722, 6540009, 8720012, 11211444, 13080018, 19620027, 26160036, 39240054, 78480108]

約数ペア:

[(1, 78480108), (2, 39240054), (3, 26160036), (4, 19620027), (6, 13080018), (7, 11211444), (9, 8720012), (12, 6540009), (14, 5605722), (18, 4360006), (19, 4130532), (21, 3737148), (28, 2802861), (36, 2180003), (37, 2121084), (38, 2065266), (42, 1868574), (57, 1376844), (63, 1245716), (74, 1060542), (76, 1032633), (84, 934287), (111, 707028), (114, 688422), (126, 622858), (133, 590076), (148, 530271), (171, 458948), (222, 353514), (228, 344211), (252, 311429), (259, 303012), (266, 295038), (333, 235676), (342, 229474), (399, 196692), (443, 177156), (444, 176757), (518, 151506), (532, 147519), (666, 117838), (684, 114737), (703, 111636), (777, 101004), (798, 98346), (886, 88578), (1036, 75753), (1197, 65564), (1329, 59052), (1332, 58919), (1406, 55818), (1554, 50502), (1596, 49173), (1772, 44289), (2109, 37212), (2331, 33668), (2394, 32782), (2658, 29526), (2812, 27909), (3101, 25308), (3108, 25251), (3987, 19684), (4218, 18606), (4662, 16834), (4788, 16391), (4921, 15948), (5316, 14763), (6202, 12654), (6327, 12404), (7974, 9842), (8417, 9324), (8436, 9303)]