121617340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 289013760

約数和(自身を除く): 167396420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 79, 124, 130, 155, 158, 191, 260, 310, 316, 382, 395, 403, 620, 764, 790, 806, 955, 1027, 1580, 1612, 1910, 2015, 2054, 2449, 2483, 3820, 4030, 4108, 4898, 4966, 5135, 5921, 8060, 9796, 9932, 10270, 11842, 12245, 12415, 15089, 20540, 23684, 24490, 24830, 29605, 30178, 31837, 48980, 49660, 59210, 60356, 63674, 75445, 76973, 118420, 127348, 150890, 153946, 159185, 196157, 301780, 307892, 318370, 384865, 392314, 467759, 636740, 769730, 784628, 935518, 980785, 1539460, 1871036, 1961570, 2338795, 3923140, 4677590, 6080867, 9355180, 12161734, 24323468, 30404335, 60808670, 121617340]

約数ペア:

[(1, 121617340), (2, 60808670), (4, 30404335), (5, 24323468), (10, 12161734), (13, 9355180), (20, 6080867), (26, 4677590), (31, 3923140), (52, 2338795), (62, 1961570), (65, 1871036), (79, 1539460), (124, 980785), (130, 935518), (155, 784628), (158, 769730), (191, 636740), (260, 467759), (310, 392314), (316, 384865), (382, 318370), (395, 307892), (403, 301780), (620, 196157), (764, 159185), (790, 153946), (806, 150890), (955, 127348), (1027, 118420), (1580, 76973), (1612, 75445), (1910, 63674), (2015, 60356), (2054, 59210), (2449, 49660), (2483, 48980), (3820, 31837), (4030, 30178), (4108, 29605), (4898, 24830), (4966, 24490), (5135, 23684), (5921, 20540), (8060, 15089), (9796, 12415), (9932, 12245), (10270, 11842)]