178897140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5431}}^1$

素因数の和:5510

約数の個数: 96

約数和(自身を含む): 565797120

約数和(自身を除く): 386899980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 610, 732, 915, 1098, 1220, 1647, 1830, 2196, 2745, 3294, 3660, 5431, 5490, 6588, 8235, 10862, 10980, 16293, 16470, 21724, 27155, 32586, 32940, 48879, 54310, 65172, 81465, 97758, 108620, 146637, 162930, 195516, 244395, 293274, 325860, 331291, 488790, 586548, 662582, 733185, 977580, 993873, 1325164, 1466370, 1656455, 1987746, 2932740, 2981619, 3312910, 3975492, 4969365, 5963238, 6625820, 8944857, 9938730, 11926476, 14908095, 17889714, 19877460, 29816190, 35779428, 44724285, 59632380, 89448570, 178897140]

約数ペア:

[(1, 178897140), (2, 89448570), (3, 59632380), (4, 44724285), (5, 35779428), (6, 29816190), (9, 19877460), (10, 17889714), (12, 14908095), (15, 11926476), (18, 9938730), (20, 8944857), (27, 6625820), (30, 5963238), (36, 4969365), (45, 3975492), (54, 3312910), (60, 2981619), (61, 2932740), (90, 1987746), (108, 1656455), (122, 1466370), (135, 1325164), (180, 993873), (183, 977580), (244, 733185), (270, 662582), (305, 586548), (366, 488790), (540, 331291), (549, 325860), (610, 293274), (732, 244395), (915, 195516), (1098, 162930), (1220, 146637), (1647, 108620), (1830, 97758), (2196, 81465), (2745, 65172), (3294, 54310), (3660, 48879), (5431, 32940), (5490, 32586), (6588, 27155), (8235, 21724), (10862, 16470), (10980, 16293)]