505647180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3301}}^1$

素因数の和:3376

約数の個数: 144

約数和(自身を含む): 1644237504

約数和(自身を除く): 1138590324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 37, 45, 46, 60, 69, 74, 90, 92, 111, 115, 138, 148, 180, 185, 207, 222, 230, 276, 333, 345, 370, 414, 444, 460, 555, 666, 690, 740, 828, 851, 1035, 1110, 1332, 1380, 1665, 1702, 2070, 2220, 2553, 3301, 3330, 3404, 4140, 4255, 5106, 6602, 6660, 7659, 8510, 9903, 10212, 12765, 13204, 15318, 16505, 17020, 19806, 25530, 29709, 30636, 33010, 38295, 39612, 49515, 51060, 59418, 66020, 75923, 76590, 99030, 118836, 122137, 148545, 151846, 153180, 198060, 227769, 244274, 297090, 303692, 366411, 379615, 455538, 488548, 594180, 610685, 683307, 732822, 759230, 911076, 1099233, 1138845, 1221370, 1366614, 1465644, 1518460, 1832055, 2198466, 2277690, 2442740, 2733228, 2809151, 3416535, 3664110, 4396932, 4555380, 5496165, 5618302, 6833070, 7328220, 8427453, 10992330, 11236604, 13666140, 14045755, 16854906, 21984660, 25282359, 28091510, 33709812, 42137265, 50564718, 56183020, 84274530, 101129436, 126411795, 168549060, 252823590, 505647180]

約数ペア:

[(1, 505647180), (2, 252823590), (3, 168549060), (4, 126411795), (5, 101129436), (6, 84274530), (9, 56183020), (10, 50564718), (12, 42137265), (15, 33709812), (18, 28091510), (20, 25282359), (23, 21984660), (30, 16854906), (36, 14045755), (37, 13666140), (45, 11236604), (46, 10992330), (60, 8427453), (69, 7328220), (74, 6833070), (90, 5618302), (92, 5496165), (111, 4555380), (115, 4396932), (138, 3664110), (148, 3416535), (180, 2809151), (185, 2733228), (207, 2442740), (222, 2277690), (230, 2198466), (276, 1832055), (333, 1518460), (345, 1465644), (370, 1366614), (414, 1221370), (444, 1138845), (460, 1099233), (555, 911076), (666, 759230), (690, 732822), (740, 683307), (828, 610685), (851, 594180), (1035, 488548), (1110, 455538), (1332, 379615), (1380, 366411), (1665, 303692), (1702, 297090), (2070, 244274), (2220, 227769), (2553, 198060), (3301, 153180), (3330, 151846), (3404, 148545), (4140, 122137), (4255, 118836), (5106, 99030), (6602, 76590), (6660, 75923), (7659, 66020), (8510, 59418), (9903, 51060), (10212, 49515), (12765, 39612), (13204, 38295), (15318, 33010), (16505, 30636), (17020, 29709), (19806, 25530)]