138932560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 374976000

約数和(自身を除く): 236043440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 79, 80, 89, 95, 104, 130, 152, 158, 178, 190, 208, 247, 260, 304, 316, 356, 380, 395, 445, 494, 520, 632, 712, 760, 790, 890, 988, 1027, 1040, 1157, 1235, 1264, 1424, 1501, 1520, 1580, 1691, 1780, 1976, 2054, 2314, 2470, 3002, 3160, 3382, 3560, 3952, 4108, 4628, 4940, 5135, 5785, 6004, 6320, 6764, 7031, 7120, 7505, 8216, 8455, 9256, 9880, 10270, 11570, 12008, 13528, 14062, 15010, 16432, 16910, 18512, 19513, 19760, 20540, 21983, 23140, 24016, 27056, 28124, 30020, 33820, 35155, 39026, 41080, 43966, 46280, 56248, 60040, 67640, 70310, 78052, 82160, 87932, 91403, 92560, 97565, 109915, 112496, 120080, 133589, 135280, 140620, 156104, 175864, 182806, 195130, 219830, 267178, 281240, 312208, 351728, 365612, 390260, 439660, 457015, 534356, 562480, 667945, 731224, 780520, 879320, 914030, 1068712, 1335890, 1462448, 1561040, 1736657, 1758640, 1828060, 2137424, 2671780, 3473314, 3656120, 5343560, 6946628, 7312240, 8683285, 10687120, 13893256, 17366570, 27786512, 34733140, 69466280, 138932560]

約数ペア:

[(1, 138932560), (2, 69466280), (4, 34733140), (5, 27786512), (8, 17366570), (10, 13893256), (13, 10687120), (16, 8683285), (19, 7312240), (20, 6946628), (26, 5343560), (38, 3656120), (40, 3473314), (52, 2671780), (65, 2137424), (76, 1828060), (79, 1758640), (80, 1736657), (89, 1561040), (95, 1462448), (104, 1335890), (130, 1068712), (152, 914030), (158, 879320), (178, 780520), (190, 731224), (208, 667945), (247, 562480), (260, 534356), (304, 457015), (316, 439660), (356, 390260), (380, 365612), (395, 351728), (445, 312208), (494, 281240), (520, 267178), (632, 219830), (712, 195130), (760, 182806), (790, 175864), (890, 156104), (988, 140620), (1027, 135280), (1040, 133589), (1157, 120080), (1235, 112496), (1264, 109915), (1424, 97565), (1501, 92560), (1520, 91403), (1580, 87932), (1691, 82160), (1780, 78052), (1976, 70310), (2054, 67640), (2314, 60040), (2470, 56248), (3002, 46280), (3160, 43966), (3382, 41080), (3560, 39026), (3952, 35155), (4108, 33820), (4628, 30020), (4940, 28124), (5135, 27056), (5785, 24016), (6004, 23140), (6320, 21983), (6764, 20540), (7031, 19760), (7120, 19513), (7505, 18512), (8216, 16910), (8455, 16432), (9256, 15010), (9880, 14062), (10270, 13528), (11570, 12008)]