417345920

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 128

約数和(自身を含む): 1070755200

約数和(自身を除く): 653409280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 89, 128, 136, 160, 170, 178, 272, 320, 340, 356, 431, 445, 544, 640, 680, 712, 862, 890, 1088, 1360, 1424, 1513, 1724, 1780, 2155, 2176, 2720, 2848, 3026, 3448, 3560, 4310, 5440, 5696, 6052, 6896, 7120, 7327, 7565, 8620, 10880, 11392, 12104, 13792, 14240, 14654, 15130, 17240, 24208, 27584, 28480, 29308, 30260, 34480, 36635, 38359, 48416, 55168, 56960, 58616, 60520, 68960, 73270, 76718, 96832, 117232, 121040, 137920, 146540, 153436, 191795, 193664, 234464, 242080, 275840, 293080, 306872, 383590, 468928, 484160, 586160, 613744, 652103, 767180, 937856, 968320, 1172320, 1227488, 1304206, 1534360, 2344640, 2454976, 2608412, 3068720, 3260515, 4689280, 4909952, 5216824, 6137440, 6521030, 10433648, 12274880, 13042060, 20867296, 24549760, 26084120, 41734592, 52168240, 83469184, 104336480, 208672960, 417345920]

約数ペア:

[(1, 417345920), (2, 208672960), (4, 104336480), (5, 83469184), (8, 52168240), (10, 41734592), (16, 26084120), (17, 24549760), (20, 20867296), (32, 13042060), (34, 12274880), (40, 10433648), (64, 6521030), (68, 6137440), (80, 5216824), (85, 4909952), (89, 4689280), (128, 3260515), (136, 3068720), (160, 2608412), (170, 2454976), (178, 2344640), (272, 1534360), (320, 1304206), (340, 1227488), (356, 1172320), (431, 968320), (445, 937856), (544, 767180), (640, 652103), (680, 613744), (712, 586160), (862, 484160), (890, 468928), (1088, 383590), (1360, 306872), (1424, 293080), (1513, 275840), (1724, 242080), (1780, 234464), (2155, 193664), (2176, 191795), (2720, 153436), (2848, 146540), (3026, 137920), (3448, 121040), (3560, 117232), (4310, 96832), (5440, 76718), (5696, 73270), (6052, 68960), (6896, 60520), (7120, 58616), (7327, 56960), (7565, 55168), (8620, 48416), (10880, 38359), (11392, 36635), (12104, 34480), (13792, 30260), (14240, 29308), (14654, 28480), (15130, 27584), (17240, 24208)]