19156777440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{81283}}^1$

素因数の和:81792

約数の個数: 96

約数和(自身を含む): 60467492736

約数和(自身を除く): 41310715296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 491, 982, 1473, 1964, 2455, 2946, 3928, 4910, 5892, 7365, 7856, 9820, 11784, 14730, 15712, 19640, 23568, 29460, 39280, 47136, 58920, 78560, 81283, 117840, 162566, 235680, 243849, 325132, 406415, 487698, 650264, 812830, 975396, 1219245, 1300528, 1625660, 1950792, 2438490, 2601056, 3251320, 3901584, 4876980, 6502640, 7803168, 9753960, 13005280, 19507920, 39015840, 39909953, 79819906, 119729859, 159639812, 199549765, 239459718, 319279624, 399099530, 478919436, 598649295, 638559248, 798199060, 957838872, 1197298590, 1277118496, 1596398120, 1915677744, 2394597180, 3192796240, 3831355488, 4789194360, 6385592480, 9578388720, 19156777440]

約数ペア:

[(1, 19156777440), (2, 9578388720), (3, 6385592480), (4, 4789194360), (5, 3831355488), (6, 3192796240), (8, 2394597180), (10, 1915677744), (12, 1596398120), (15, 1277118496), (16, 1197298590), (20, 957838872), (24, 798199060), (30, 638559248), (32, 598649295), (40, 478919436), (48, 399099530), (60, 319279624), (80, 239459718), (96, 199549765), (120, 159639812), (160, 119729859), (240, 79819906), (480, 39909953), (491, 39015840), (982, 19507920), (1473, 13005280), (1964, 9753960), (2455, 7803168), (2946, 6502640), (3928, 4876980), (4910, 3901584), (5892, 3251320), (7365, 2601056), (7856, 2438490), (9820, 1950792), (11784, 1625660), (14730, 1300528), (15712, 1219245), (19640, 975396), (23568, 812830), (29460, 650264), (39280, 487698), (47136, 406415), (58920, 325132), (78560, 243849), (81283, 235680), (117840, 162566)]