260841200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:555

約数の個数: 120

約数和(自身を含む): 672546240

約数和(自身を除く): 411705040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 89, 100, 136, 170, 178, 200, 272, 340, 356, 400, 425, 431, 445, 680, 712, 850, 862, 890, 1360, 1424, 1513, 1700, 1724, 1780, 2155, 2225, 3026, 3400, 3448, 3560, 4310, 4450, 6052, 6800, 6896, 7120, 7327, 7565, 8620, 8900, 10775, 12104, 14654, 15130, 17240, 17800, 21550, 24208, 29308, 30260, 34480, 35600, 36635, 37825, 38359, 43100, 58616, 60520, 73270, 75650, 76718, 86200, 117232, 121040, 146540, 151300, 153436, 172400, 183175, 191795, 293080, 302600, 306872, 366350, 383590, 586160, 605200, 613744, 652103, 732700, 767180, 958975, 1304206, 1465400, 1534360, 1917950, 2608412, 2930800, 3068720, 3260515, 3835900, 5216824, 6521030, 7671800, 10433648, 13042060, 15343600, 16302575, 26084120, 32605150, 52168240, 65210300, 130420600, 260841200]

約数ペア:

[(1, 260841200), (2, 130420600), (4, 65210300), (5, 52168240), (8, 32605150), (10, 26084120), (16, 16302575), (17, 15343600), (20, 13042060), (25, 10433648), (34, 7671800), (40, 6521030), (50, 5216824), (68, 3835900), (80, 3260515), (85, 3068720), (89, 2930800), (100, 2608412), (136, 1917950), (170, 1534360), (178, 1465400), (200, 1304206), (272, 958975), (340, 767180), (356, 732700), (400, 652103), (425, 613744), (431, 605200), (445, 586160), (680, 383590), (712, 366350), (850, 306872), (862, 302600), (890, 293080), (1360, 191795), (1424, 183175), (1513, 172400), (1700, 153436), (1724, 151300), (1780, 146540), (2155, 121040), (2225, 117232), (3026, 86200), (3400, 76718), (3448, 75650), (3560, 73270), (4310, 60520), (4450, 58616), (6052, 43100), (6800, 38359), (6896, 37825), (7120, 36635), (7327, 35600), (7565, 34480), (8620, 30260), (8900, 29308), (10775, 24208), (12104, 21550), (14654, 17800), (15130, 17240)]