181957380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 569503872

約数和(自身を除く): 387546492

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 121, 132, 142, 165, 213, 220, 242, 284, 330, 353, 355, 363, 426, 484, 605, 660, 706, 710, 726, 781, 852, 1059, 1065, 1210, 1412, 1420, 1452, 1562, 1765, 1815, 2118, 2130, 2343, 2420, 3124, 3530, 3630, 3883, 3905, 4236, 4260, 4686, 5295, 7060, 7260, 7766, 7810, 8591, 9372, 10590, 11649, 11715, 15532, 15620, 17182, 19415, 21180, 23298, 23430, 25063, 25773, 34364, 38830, 42713, 42955, 46596, 46860, 50126, 51546, 58245, 75189, 77660, 85426, 85910, 100252, 103092, 116490, 125315, 128139, 128865, 150378, 170852, 171820, 213565, 232980, 250630, 256278, 257730, 275693, 300756, 375945, 427130, 501260, 512556, 515460, 551386, 640695, 751890, 827079, 854260, 1102772, 1281390, 1378465, 1503780, 1654158, 2562780, 2756930, 3032623, 3308316, 4135395, 5513860, 6065246, 8270790, 9097869, 12130492, 15163115, 16541580, 18195738, 30326230, 36391476, 45489345, 60652460, 90978690, 181957380]

約数ペア:

[(1, 181957380), (2, 90978690), (3, 60652460), (4, 45489345), (5, 36391476), (6, 30326230), (10, 18195738), (11, 16541580), (12, 15163115), (15, 12130492), (20, 9097869), (22, 8270790), (30, 6065246), (33, 5513860), (44, 4135395), (55, 3308316), (60, 3032623), (66, 2756930), (71, 2562780), (110, 1654158), (121, 1503780), (132, 1378465), (142, 1281390), (165, 1102772), (213, 854260), (220, 827079), (242, 751890), (284, 640695), (330, 551386), (353, 515460), (355, 512556), (363, 501260), (426, 427130), (484, 375945), (605, 300756), (660, 275693), (706, 257730), (710, 256278), (726, 250630), (781, 232980), (852, 213565), (1059, 171820), (1065, 170852), (1210, 150378), (1412, 128865), (1420, 128139), (1452, 125315), (1562, 116490), (1765, 103092), (1815, 100252), (2118, 85910), (2130, 85426), (2343, 77660), (2420, 75189), (3124, 58245), (3530, 51546), (3630, 50126), (3883, 46860), (3905, 46596), (4236, 42955), (4260, 42713), (4686, 38830), (5295, 34364), (7060, 25773), (7260, 25063), (7766, 23430), (7810, 23298), (8591, 21180), (9372, 19415), (10590, 17182), (11649, 15620), (11715, 15532)]