145601720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 366282000

約数和(自身を除く): 220680280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 121, 134, 220, 242, 268, 335, 440, 449, 484, 536, 605, 670, 737, 898, 968, 1210, 1340, 1474, 1796, 2245, 2420, 2680, 2948, 3592, 3685, 4490, 4840, 4939, 5896, 7370, 8107, 8980, 9878, 14740, 16214, 17960, 19756, 24695, 29480, 30083, 32428, 39512, 40535, 49390, 54329, 60166, 64856, 81070, 98780, 108658, 120332, 150415, 162140, 197560, 217316, 240664, 271645, 300830, 324280, 330913, 434632, 543290, 601660, 661826, 1086580, 1203320, 1323652, 1654565, 2173160, 2647304, 3309130, 3640043, 6618260, 7280086, 13236520, 14560172, 18200215, 29120344, 36400430, 72800860, 145601720]

約数ペア:

[(1, 145601720), (2, 72800860), (4, 36400430), (5, 29120344), (8, 18200215), (10, 14560172), (11, 13236520), (20, 7280086), (22, 6618260), (40, 3640043), (44, 3309130), (55, 2647304), (67, 2173160), (88, 1654565), (110, 1323652), (121, 1203320), (134, 1086580), (220, 661826), (242, 601660), (268, 543290), (335, 434632), (440, 330913), (449, 324280), (484, 300830), (536, 271645), (605, 240664), (670, 217316), (737, 197560), (898, 162140), (968, 150415), (1210, 120332), (1340, 108658), (1474, 98780), (1796, 81070), (2245, 64856), (2420, 60166), (2680, 54329), (2948, 49390), (3592, 40535), (3685, 39512), (4490, 32428), (4840, 30083), (4939, 29480), (5896, 24695), (7370, 19756), (8107, 17960), (8980, 16214), (9878, 14740)]