8003656360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{1373}}^1$

素因数の和:1691

約数の個数: 128

約数和(自身を含む): 20893593600

約数和(自身を除く): 12889937240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 191, 218, 280, 382, 436, 545, 763, 764, 872, 955, 1090, 1337, 1373, 1526, 1528, 1910, 2180, 2674, 2746, 3052, 3815, 3820, 4360, 5348, 5492, 6104, 6685, 6865, 7630, 7640, 9611, 10696, 10984, 13370, 13730, 15260, 19222, 20819, 26740, 27460, 30520, 38444, 41638, 48055, 53480, 54920, 76888, 83276, 96110, 104095, 145733, 149657, 166552, 192220, 208190, 262243, 291466, 299314, 384440, 416380, 524486, 582932, 598628, 728665, 748285, 832760, 1047599, 1048972, 1165864, 1197256, 1311215, 1457330, 1496570, 1835701, 2095198, 2097944, 2622430, 2914660, 2993140, 3671402, 4190396, 5237995, 5244860, 5829320, 5986280, 7342804, 8380792, 9178505, 10475990, 10489720, 14685608, 18357010, 20951980, 28584487, 36714020, 41903960, 57168974, 73428040, 114337948, 142922435, 200091409, 228675896, 285844870, 400182818, 571689740, 800365636, 1000457045, 1143379480, 1600731272, 2000914090, 4001828180, 8003656360]

約数ペア:

[(1, 8003656360), (2, 4001828180), (4, 2000914090), (5, 1600731272), (7, 1143379480), (8, 1000457045), (10, 800365636), (14, 571689740), (20, 400182818), (28, 285844870), (35, 228675896), (40, 200091409), (56, 142922435), (70, 114337948), (109, 73428040), (140, 57168974), (191, 41903960), (218, 36714020), (280, 28584487), (382, 20951980), (436, 18357010), (545, 14685608), (763, 10489720), (764, 10475990), (872, 9178505), (955, 8380792), (1090, 7342804), (1337, 5986280), (1373, 5829320), (1526, 5244860), (1528, 5237995), (1910, 4190396), (2180, 3671402), (2674, 2993140), (2746, 2914660), (3052, 2622430), (3815, 2097944), (3820, 2095198), (4360, 1835701), (5348, 1496570), (5492, 1457330), (6104, 1311215), (6685, 1197256), (6865, 1165864), (7630, 1048972), (7640, 1047599), (9611, 832760), (10696, 748285), (10984, 728665), (13370, 598628), (13730, 582932), (15260, 524486), (19222, 416380), (20819, 384440), (26740, 299314), (27460, 291466), (30520, 262243), (38444, 208190), (41638, 192220), (48055, 166552), (53480, 149657), (54920, 145733), (76888, 104095), (83276, 96110)]