121588220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 293153280

約数和(自身を除く): 171565060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 151, 163, 190, 247, 260, 302, 326, 380, 494, 604, 652, 755, 815, 988, 1235, 1510, 1630, 1963, 2119, 2470, 2869, 3020, 3097, 3260, 3926, 4238, 4940, 5738, 6194, 7852, 8476, 9815, 10595, 11476, 12388, 14345, 15485, 19630, 21190, 24613, 28690, 30970, 37297, 39260, 40261, 42380, 49226, 57380, 61940, 74594, 80522, 98452, 123065, 149188, 161044, 186485, 201305, 246130, 319969, 372970, 402610, 467647, 492260, 639938, 745940, 805220, 935294, 1279876, 1599845, 1870588, 2338235, 3199690, 4676470, 6079411, 6399380, 9352940, 12158822, 24317644, 30397055, 60794110, 121588220]

約数ペア:

[(1, 121588220), (2, 60794110), (4, 30397055), (5, 24317644), (10, 12158822), (13, 9352940), (19, 6399380), (20, 6079411), (26, 4676470), (38, 3199690), (52, 2338235), (65, 1870588), (76, 1599845), (95, 1279876), (130, 935294), (151, 805220), (163, 745940), (190, 639938), (247, 492260), (260, 467647), (302, 402610), (326, 372970), (380, 319969), (494, 246130), (604, 201305), (652, 186485), (755, 161044), (815, 149188), (988, 123065), (1235, 98452), (1510, 80522), (1630, 74594), (1963, 61940), (2119, 57380), (2470, 49226), (2869, 42380), (3020, 40261), (3097, 39260), (3260, 37297), (3926, 30970), (4238, 28690), (4940, 24613), (5738, 21190), (6194, 19630), (7852, 15485), (8476, 14345), (9815, 12388), (10595, 11476)]