74928780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 251328000

約数和(自身を除く): 176399220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 67, 76, 90, 95, 108, 109, 114, 134, 135, 171, 180, 190, 201, 218, 228, 268, 270, 285, 327, 335, 342, 380, 402, 436, 513, 540, 545, 570, 603, 654, 670, 684, 804, 855, 981, 1005, 1026, 1090, 1140, 1206, 1273, 1308, 1340, 1635, 1710, 1809, 1962, 2010, 2052, 2071, 2180, 2412, 2546, 2565, 2943, 3015, 3270, 3420, 3618, 3819, 3924, 4020, 4142, 4905, 5092, 5130, 5886, 6030, 6213, 6365, 6540, 7236, 7303, 7638, 8284, 9045, 9810, 10260, 10355, 11457, 11772, 12060, 12426, 12730, 14606, 14715, 15276, 18090, 18639, 19095, 19620, 20710, 21909, 22914, 24852, 25460, 29212, 29430, 31065, 34371, 36180, 36515, 37278, 38190, 41420, 43818, 45828, 55917, 57285, 58860, 62130, 65727, 68742, 73030, 74556, 76380, 87636, 93195, 109545, 111834, 114570, 124260, 131454, 137484, 138757, 146060, 171855, 186390, 197181, 219090, 223668, 229140, 262908, 277514, 279585, 328635, 343710, 372780, 394362, 416271, 438180, 555028, 559170, 657270, 687420, 693785, 788724, 832542, 985905, 1118340, 1248813, 1314540, 1387570, 1665084, 1971810, 2081355, 2497626, 2775140, 3746439, 3943620, 4162710, 4995252, 6244065, 7492878, 8325420, 12488130, 14985756, 18732195, 24976260, 37464390, 74928780]

約数ペア:

[(1, 74928780), (2, 37464390), (3, 24976260), (4, 18732195), (5, 14985756), (6, 12488130), (9, 8325420), (10, 7492878), (12, 6244065), (15, 4995252), (18, 4162710), (19, 3943620), (20, 3746439), (27, 2775140), (30, 2497626), (36, 2081355), (38, 1971810), (45, 1665084), (54, 1387570), (57, 1314540), (60, 1248813), (67, 1118340), (76, 985905), (90, 832542), (95, 788724), (108, 693785), (109, 687420), (114, 657270), (134, 559170), (135, 555028), (171, 438180), (180, 416271), (190, 394362), (201, 372780), (218, 343710), (228, 328635), (268, 279585), (270, 277514), (285, 262908), (327, 229140), (335, 223668), (342, 219090), (380, 197181), (402, 186390), (436, 171855), (513, 146060), (540, 138757), (545, 137484), (570, 131454), (603, 124260), (654, 114570), (670, 111834), (684, 109545), (804, 93195), (855, 87636), (981, 76380), (1005, 74556), (1026, 73030), (1090, 68742), (1140, 65727), (1206, 62130), (1273, 58860), (1308, 57285), (1340, 55917), (1635, 45828), (1710, 43818), (1809, 41420), (1962, 38190), (2010, 37278), (2052, 36515), (2071, 36180), (2180, 34371), (2412, 31065), (2546, 29430), (2565, 29212), (2943, 25460), (3015, 24852), (3270, 22914), (3420, 21909), (3618, 20710), (3819, 19620), (3924, 19095), (4020, 18639), (4142, 18090), (4905, 15276), (5092, 14715), (5130, 14606), (5886, 12730), (6030, 12426), (6213, 12060), (6365, 11772), (6540, 11457), (7236, 10355), (7303, 10260), (7638, 9810), (8284, 9045)]