494152020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{74197}}^1$

素因数の和:74249

約数の個数: 72

約数和(自身を含む): 1539460104

約数和(自身を除く): 1045308084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 74197, 148394, 222591, 296788, 370985, 445182, 667773, 741970, 890364, 1112955, 1335546, 1483940, 2225910, 2671092, 2745289, 3338865, 4451820, 5490578, 6677730, 8235867, 10981156, 13355460, 13726445, 16471734, 24707601, 27452890, 32943468, 41179335, 49415202, 54905780, 82358670, 98830404, 123538005, 164717340, 247076010, 494152020]

約数ペア:

[(1, 494152020), (2, 247076010), (3, 164717340), (4, 123538005), (5, 98830404), (6, 82358670), (9, 54905780), (10, 49415202), (12, 41179335), (15, 32943468), (18, 27452890), (20, 24707601), (30, 16471734), (36, 13726445), (37, 13355460), (45, 10981156), (60, 8235867), (74, 6677730), (90, 5490578), (111, 4451820), (148, 3338865), (180, 2745289), (185, 2671092), (222, 2225910), (333, 1483940), (370, 1335546), (444, 1112955), (555, 890364), (666, 741970), (740, 667773), (1110, 445182), (1332, 370985), (1665, 296788), (2220, 222591), (3330, 148394), (6660, 74197)]