247419060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 819439488

約数和(自身を除く): 572020428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 613, 620, 651, 868, 930, 961, 1085, 1226, 1302, 1839, 1860, 1922, 2170, 2452, 2604, 2883, 3065, 3255, 3678, 3844, 4291, 4340, 4805, 5766, 6130, 6510, 6727, 7356, 8582, 9195, 9610, 11532, 12260, 12873, 13020, 13454, 14415, 17164, 18390, 19003, 19220, 20181, 21455, 25746, 26908, 28830, 33635, 36780, 38006, 40362, 42910, 51492, 57009, 57660, 64365, 67270, 76012, 80724, 85820, 95015, 100905, 114018, 128730, 133021, 134540, 190030, 201810, 228036, 257460, 266042, 285045, 380060, 399063, 403620, 532084, 570090, 589093, 665105, 798126, 1140180, 1178186, 1330210, 1596252, 1767279, 1995315, 2356372, 2660420, 2945465, 3534558, 3990630, 4123651, 5890930, 7069116, 7981260, 8247302, 8836395, 11781860, 12370953, 16494604, 17672790, 20618255, 24741906, 35345580, 41236510, 49483812, 61854765, 82473020, 123709530, 247419060]

約数ペア:

[(1, 247419060), (2, 123709530), (3, 82473020), (4, 61854765), (5, 49483812), (6, 41236510), (7, 35345580), (10, 24741906), (12, 20618255), (14, 17672790), (15, 16494604), (20, 12370953), (21, 11781860), (28, 8836395), (30, 8247302), (31, 7981260), (35, 7069116), (42, 5890930), (60, 4123651), (62, 3990630), (70, 3534558), (84, 2945465), (93, 2660420), (105, 2356372), (124, 1995315), (140, 1767279), (155, 1596252), (186, 1330210), (210, 1178186), (217, 1140180), (310, 798126), (372, 665105), (420, 589093), (434, 570090), (465, 532084), (613, 403620), (620, 399063), (651, 380060), (868, 285045), (930, 266042), (961, 257460), (1085, 228036), (1226, 201810), (1302, 190030), (1839, 134540), (1860, 133021), (1922, 128730), (2170, 114018), (2452, 100905), (2604, 95015), (2883, 85820), (3065, 80724), (3255, 76012), (3678, 67270), (3844, 64365), (4291, 57660), (4340, 57009), (4805, 51492), (5766, 42910), (6130, 40362), (6510, 38006), (6727, 36780), (7356, 33635), (8582, 28830), (9195, 26908), (9610, 25746), (11532, 21455), (12260, 20181), (12873, 19220), (13020, 19003), (13454, 18390), (14415, 17164)]