57720780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1451}}^1$

素因数の和:1496

約数の個数: 144

約数和(自身を含む): 199783584

約数和(自身を除く): 142062804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1451, 1530, 1989, 2210, 2340, 2652, 2902, 3060, 3315, 3978, 4353, 4420, 5804, 6630, 7255, 7956, 8706, 9945, 13059, 13260, 14510, 17412, 18863, 19890, 21765, 24667, 26118, 29020, 37726, 39780, 43530, 49334, 52236, 56589, 65295, 74001, 75452, 87060, 94315, 98668, 113178, 123335, 130590, 148002, 169767, 188630, 222003, 226356, 246670, 261180, 282945, 296004, 320671, 339534, 370005, 377260, 444006, 493340, 565890, 641342, 679068, 740010, 848835, 888012, 962013, 1110015, 1131780, 1282684, 1480020, 1603355, 1697670, 1924026, 2220030, 2886039, 3206710, 3395340, 3848052, 4440060, 4810065, 5772078, 6413420, 9620130, 11544156, 14430195, 19240260, 28860390, 57720780]

約数ペア:

[(1, 57720780), (2, 28860390), (3, 19240260), (4, 14430195), (5, 11544156), (6, 9620130), (9, 6413420), (10, 5772078), (12, 4810065), (13, 4440060), (15, 3848052), (17, 3395340), (18, 3206710), (20, 2886039), (26, 2220030), (30, 1924026), (34, 1697670), (36, 1603355), (39, 1480020), (45, 1282684), (51, 1131780), (52, 1110015), (60, 962013), (65, 888012), (68, 848835), (78, 740010), (85, 679068), (90, 641342), (102, 565890), (117, 493340), (130, 444006), (153, 377260), (156, 370005), (170, 339534), (180, 320671), (195, 296004), (204, 282945), (221, 261180), (234, 246670), (255, 226356), (260, 222003), (306, 188630), (340, 169767), (390, 148002), (442, 130590), (468, 123335), (510, 113178), (585, 98668), (612, 94315), (663, 87060), (765, 75452), (780, 74001), (884, 65295), (1020, 56589), (1105, 52236), (1170, 49334), (1326, 43530), (1451, 39780), (1530, 37726), (1989, 29020), (2210, 26118), (2340, 24667), (2652, 21765), (2902, 19890), (3060, 18863), (3315, 17412), (3978, 14510), (4353, 13260), (4420, 13059), (5804, 9945), (6630, 8706), (7255, 7956)]