12913680280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{3533}}^1$

素因数の和:3733

約数の個数: 128

約数和(自身を含む): 31602441600

約数和(自身を除く): 18688761320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 137, 145, 184, 230, 232, 274, 290, 460, 548, 580, 667, 685, 920, 1096, 1160, 1334, 1370, 2668, 2740, 3151, 3335, 3533, 3973, 5336, 5480, 6302, 6670, 7066, 7946, 12604, 13340, 14132, 15755, 15892, 17665, 19865, 25208, 26680, 28264, 31510, 31784, 35330, 39730, 63020, 70660, 79460, 81259, 91379, 102457, 126040, 141320, 158920, 162518, 182758, 204914, 325036, 365516, 406295, 409828, 456895, 484021, 512285, 650072, 731032, 812590, 819656, 913790, 968042, 1024570, 1625180, 1827580, 1936084, 2049140, 2356511, 2420105, 3250360, 3655160, 3872168, 4098280, 4713022, 4840210, 9426044, 9680420, 11132483, 11782555, 14036609, 18852088, 19360840, 22264966, 23565110, 28073218, 44529932, 47130220, 55662415, 56146436, 70183045, 89059864, 94260440, 111324830, 112292872, 140366090, 222649660, 280732180, 322842007, 445299320, 561464360, 645684014, 1291368028, 1614210035, 2582736056, 3228420070, 6456840140, 12913680280]

約数ペア:

[(1, 12913680280), (2, 6456840140), (4, 3228420070), (5, 2582736056), (8, 1614210035), (10, 1291368028), (20, 645684014), (23, 561464360), (29, 445299320), (40, 322842007), (46, 280732180), (58, 222649660), (92, 140366090), (115, 112292872), (116, 111324830), (137, 94260440), (145, 89059864), (184, 70183045), (230, 56146436), (232, 55662415), (274, 47130220), (290, 44529932), (460, 28073218), (548, 23565110), (580, 22264966), (667, 19360840), (685, 18852088), (920, 14036609), (1096, 11782555), (1160, 11132483), (1334, 9680420), (1370, 9426044), (2668, 4840210), (2740, 4713022), (3151, 4098280), (3335, 3872168), (3533, 3655160), (3973, 3250360), (5336, 2420105), (5480, 2356511), (6302, 2049140), (6670, 1936084), (7066, 1827580), (7946, 1625180), (12604, 1024570), (13340, 968042), (14132, 913790), (15755, 819656), (15892, 812590), (17665, 731032), (19865, 650072), (25208, 512285), (26680, 484021), (28264, 456895), (31510, 409828), (31784, 406295), (35330, 365516), (39730, 325036), (63020, 204914), (70660, 182758), (79460, 162518), (81259, 158920), (91379, 141320), (102457, 126040)]