181042920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^2$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 603722340

約数和(自身を除く): 422679420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 83, 90, 120, 146, 166, 180, 219, 249, 292, 332, 360, 365, 415, 438, 498, 584, 657, 664, 730, 747, 830, 876, 996, 1095, 1245, 1314, 1460, 1494, 1660, 1752, 1992, 2190, 2490, 2628, 2920, 2988, 3285, 3320, 3735, 4380, 4980, 5256, 5976, 6059, 6570, 6889, 7470, 8760, 9960, 12118, 13140, 13778, 14940, 18177, 20667, 24236, 26280, 27556, 29880, 30295, 34445, 36354, 41334, 48472, 54531, 55112, 60590, 62001, 68890, 72708, 82668, 90885, 103335, 109062, 121180, 124002, 137780, 145416, 165336, 181770, 206670, 218124, 242360, 248004, 272655, 275560, 310005, 363540, 413340, 436248, 496008, 502897, 545310, 620010, 727080, 826680, 1005794, 1090620, 1240020, 1508691, 2011588, 2181240, 2480040, 2514485, 3017382, 4023176, 4526073, 5028970, 6034764, 7543455, 9052146, 10057940, 12069528, 15086910, 18104292, 20115880, 22630365, 30173820, 36208584, 45260730, 60347640, 90521460, 181042920]

約数ペア:

[(1, 181042920), (2, 90521460), (3, 60347640), (4, 45260730), (5, 36208584), (6, 30173820), (8, 22630365), (9, 20115880), (10, 18104292), (12, 15086910), (15, 12069528), (18, 10057940), (20, 9052146), (24, 7543455), (30, 6034764), (36, 5028970), (40, 4526073), (45, 4023176), (60, 3017382), (72, 2514485), (73, 2480040), (83, 2181240), (90, 2011588), (120, 1508691), (146, 1240020), (166, 1090620), (180, 1005794), (219, 826680), (249, 727080), (292, 620010), (332, 545310), (360, 502897), (365, 496008), (415, 436248), (438, 413340), (498, 363540), (584, 310005), (657, 275560), (664, 272655), (730, 248004), (747, 242360), (830, 218124), (876, 206670), (996, 181770), (1095, 165336), (1245, 145416), (1314, 137780), (1460, 124002), (1494, 121180), (1660, 109062), (1752, 103335), (1992, 90885), (2190, 82668), (2490, 72708), (2628, 68890), (2920, 62001), (2988, 60590), (3285, 55112), (3320, 54531), (3735, 48472), (4380, 41334), (4980, 36354), (5256, 34445), (5976, 30295), (6059, 29880), (6570, 27556), (6889, 26280), (7470, 24236), (8760, 20667), (9960, 18177), (12118, 14940), (13140, 13778)]