208243620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88993}}^1$

素因数の和:89021

約数の個数: 72

約数和(自身を含む): 680270136

約数和(自身を除く): 472026516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 88993, 177986, 266979, 355972, 444965, 533958, 800937, 889930, 1067916, 1156909, 1334895, 1601874, 1779860, 2313818, 2669790, 3203748, 3470727, 4004685, 4627636, 5339580, 5784545, 6941454, 8009370, 10412181, 11569090, 13882908, 16018740, 17353635, 20824362, 23138180, 34707270, 41648724, 52060905, 69414540, 104121810, 208243620]

約数ペア:

[(1, 208243620), (2, 104121810), (3, 69414540), (4, 52060905), (5, 41648724), (6, 34707270), (9, 23138180), (10, 20824362), (12, 17353635), (13, 16018740), (15, 13882908), (18, 11569090), (20, 10412181), (26, 8009370), (30, 6941454), (36, 5784545), (39, 5339580), (45, 4627636), (52, 4004685), (60, 3470727), (65, 3203748), (78, 2669790), (90, 2313818), (117, 1779860), (130, 1601874), (156, 1334895), (180, 1156909), (195, 1067916), (234, 889930), (260, 800937), (390, 533958), (468, 444965), (585, 355972), (780, 266979), (1170, 177986), (2340, 88993)]