179966220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1560

約数の個数: 144

約数和(自身を含む): 600874848

約数和(自身を除く): 420908628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 140, 147, 164, 196, 205, 210, 245, 246, 287, 294, 410, 420, 490, 492, 574, 588, 615, 735, 820, 861, 980, 1148, 1230, 1435, 1470, 1493, 1722, 2009, 2460, 2870, 2940, 2986, 3444, 4018, 4305, 4479, 5740, 5972, 6027, 7465, 8036, 8610, 8958, 10045, 10451, 12054, 14930, 17220, 17916, 20090, 20902, 22395, 24108, 29860, 30135, 31353, 40180, 41804, 44790, 52255, 60270, 61213, 62706, 73157, 89580, 104510, 120540, 122426, 125412, 146314, 156765, 183639, 209020, 219471, 244852, 292628, 306065, 313530, 365785, 367278, 428491, 438942, 612130, 627060, 731570, 734556, 856982, 877884, 918195, 1097355, 1224260, 1285473, 1463140, 1713964, 1836390, 2142455, 2194710, 2570946, 2999437, 3672780, 4284910, 4389420, 5141892, 5998874, 6427365, 8569820, 8998311, 11997748, 12854730, 14997185, 17996622, 25709460, 29994370, 35993244, 44991555, 59988740, 89983110, 179966220]

約数ペア:

[(1, 179966220), (2, 89983110), (3, 59988740), (4, 44991555), (5, 35993244), (6, 29994370), (7, 25709460), (10, 17996622), (12, 14997185), (14, 12854730), (15, 11997748), (20, 8998311), (21, 8569820), (28, 6427365), (30, 5998874), (35, 5141892), (41, 4389420), (42, 4284910), (49, 3672780), (60, 2999437), (70, 2570946), (82, 2194710), (84, 2142455), (98, 1836390), (105, 1713964), (123, 1463140), (140, 1285473), (147, 1224260), (164, 1097355), (196, 918195), (205, 877884), (210, 856982), (245, 734556), (246, 731570), (287, 627060), (294, 612130), (410, 438942), (420, 428491), (490, 367278), (492, 365785), (574, 313530), (588, 306065), (615, 292628), (735, 244852), (820, 219471), (861, 209020), (980, 183639), (1148, 156765), (1230, 146314), (1435, 125412), (1470, 122426), (1493, 120540), (1722, 104510), (2009, 89580), (2460, 73157), (2870, 62706), (2940, 61213), (2986, 60270), (3444, 52255), (4018, 44790), (4305, 41804), (4479, 40180), (5740, 31353), (5972, 30135), (6027, 29860), (7465, 24108), (8036, 22395), (8610, 20902), (8958, 20090), (10045, 17916), (10451, 17220), (12054, 14930)]