74530120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 204042240

約数和(自身を除く): 129512120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 71, 92, 115, 140, 142, 161, 163, 184, 230, 280, 284, 322, 326, 355, 460, 497, 568, 644, 652, 710, 805, 815, 920, 994, 1141, 1288, 1304, 1420, 1610, 1630, 1633, 1988, 2282, 2485, 2840, 3220, 3260, 3266, 3749, 3976, 4564, 4970, 5705, 6440, 6520, 6532, 7498, 8165, 9128, 9940, 11410, 11431, 11573, 13064, 14996, 16330, 18745, 19880, 22820, 22862, 23146, 26243, 29992, 32660, 37490, 45640, 45724, 46292, 52486, 57155, 57865, 65320, 74980, 81011, 91448, 92584, 104972, 114310, 115730, 131215, 149960, 162022, 209944, 228620, 231460, 262430, 266179, 324044, 405055, 457240, 462920, 524860, 532358, 648088, 810110, 1049720, 1064716, 1330895, 1620220, 1863253, 2129432, 2661790, 3240440, 3726506, 5323580, 7453012, 9316265, 10647160, 14906024, 18632530, 37265060, 74530120]

約数ペア:

[(1, 74530120), (2, 37265060), (4, 18632530), (5, 14906024), (7, 10647160), (8, 9316265), (10, 7453012), (14, 5323580), (20, 3726506), (23, 3240440), (28, 2661790), (35, 2129432), (40, 1863253), (46, 1620220), (56, 1330895), (70, 1064716), (71, 1049720), (92, 810110), (115, 648088), (140, 532358), (142, 524860), (161, 462920), (163, 457240), (184, 405055), (230, 324044), (280, 266179), (284, 262430), (322, 231460), (326, 228620), (355, 209944), (460, 162022), (497, 149960), (568, 131215), (644, 115730), (652, 114310), (710, 104972), (805, 92584), (815, 91448), (920, 81011), (994, 74980), (1141, 65320), (1288, 57865), (1304, 57155), (1420, 52486), (1610, 46292), (1630, 45724), (1633, 45640), (1988, 37490), (2282, 32660), (2485, 29992), (2840, 26243), (3220, 23146), (3260, 22862), (3266, 22820), (3749, 19880), (3976, 18745), (4564, 16330), (4970, 14996), (5705, 13064), (6440, 11573), (6520, 11431), (6532, 11410), (7498, 9940), (8165, 9128)]