258231960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{14639}}^1$

素因数の和:14670

約数の個数: 144

約数和(自身を含む): 976341600

約数和(自身を除く): 718109640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 14639, 17640, 29278, 43917, 58556, 73195, 87834, 102473, 117112, 131751, 146390, 175668, 204946, 219585, 263502, 292780, 307419, 351336, 409892, 439170, 512365, 527004, 585560, 614838, 658755, 717311, 819784, 878340, 922257, 1024730, 1054008, 1229676, 1317510, 1434622, 1537095, 1756680, 1844514, 2049460, 2151933, 2459352, 2635020, 2869244, 3074190, 3586555, 3689028, 4098920, 4303866, 4611285, 5270040, 5738488, 6148380, 6455799, 7173110, 7378056, 8607732, 9222570, 10759665, 12296760, 12911598, 14346220, 17215464, 18445140, 21519330, 25823196, 28692440, 32278995, 36890280, 43038660, 51646392, 64557990, 86077320, 129115980, 258231960]

約数ペア:

[(1, 258231960), (2, 129115980), (3, 86077320), (4, 64557990), (5, 51646392), (6, 43038660), (7, 36890280), (8, 32278995), (9, 28692440), (10, 25823196), (12, 21519330), (14, 18445140), (15, 17215464), (18, 14346220), (20, 12911598), (21, 12296760), (24, 10759665), (28, 9222570), (30, 8607732), (35, 7378056), (36, 7173110), (40, 6455799), (42, 6148380), (45, 5738488), (49, 5270040), (56, 4611285), (60, 4303866), (63, 4098920), (70, 3689028), (72, 3586555), (84, 3074190), (90, 2869244), (98, 2635020), (105, 2459352), (120, 2151933), (126, 2049460), (140, 1844514), (147, 1756680), (168, 1537095), (180, 1434622), (196, 1317510), (210, 1229676), (245, 1054008), (252, 1024730), (280, 922257), (294, 878340), (315, 819784), (360, 717311), (392, 658755), (420, 614838), (441, 585560), (490, 527004), (504, 512365), (588, 439170), (630, 409892), (735, 351336), (840, 307419), (882, 292780), (980, 263502), (1176, 219585), (1260, 204946), (1470, 175668), (1764, 146390), (1960, 131751), (2205, 117112), (2520, 102473), (2940, 87834), (3528, 73195), (4410, 58556), (5880, 43917), (8820, 29278), (14639, 17640)]